CH Studies

Community Health-Sponsored Studies

Studies by PI Clinical Specialty*
N=177​

Bar chart, Studies by PI Clinical Specialty, N=177, January 2023 to March 2026. Gastroenterology 25, Cardiology 11, Pediatrics 11, Dermatology 8, Internal Medicine 8, Neurology 8, Obstetrics and Gynecology 7, Ophthalmology 7, General Surgery 6, Infectious Disease 6, Head and Neck Surgery 5, Oncology 5, Anesthesiology 4, Family Medicine 4, Urology 4, and Other 58. The Other category is itemized in the note below the chart.

*Other clinical specialties: Addiction Medicine, Allergy, Bariatric Surgery, Emergency Medicine, Endocrinology, Geriatric Medicine, Gynecologic Oncology, Hematology/Oncology, Hospital Medicine, Nephrology, Nuclear Medicine, Nursing Research, Occupational Medicine, Optometry, Orthopedics, Pain Management, Pathology, Pediatric Endocrinology, Pediatric Hospital Medicine, Pediatric Neurosurgery, Perinatology, Physical Medicine, Plastic Surgery, Podiatric Surgery, Psychiatry, Radiology, Rehabilitation, Rheumatology, Thoracic Surgery, Urogynecology, Vascular Surgery

*Jan 2023 – Mar 2026

Addiction Medicine

Study TitlePrincipal InvestigatorMedical Center
Characterizing and examining substance use disorder (SUD) treatment utilization patterns in patients referred for residential treatment before and after the COVID 19 pandemic.Athale, NinadVallejo

Allergy

Study TitlePrincipal InvestigatorMedical Center
Clinical outcomes after 5 years of early peanut introduction guidelinesKo, JimmyOakland
SABA reduction program and its effect on asthma careStrub, PegSan Francisco

Anesthesiology

Study TitlePrincipal InvestigatorMedical Center
Characterizing the relationship between food insecurity and healthy living patterns and participation in lifestyle medicine programsMuelly, EmilieSanta Clara
Postoperative acute kidney injury in surgical inpatients: incidence and predictors across three major surgical groups—a retrospective cohort studyTith, SolinaSan Leandro
Comparative analysis of regional anesthetic techniques for breast cancer patients undergoing mastectomy surgeryYap, EdwardSouth San Francisco
The impact of brachial plexus nerve catheters on the rate of return to care for distal radius fracture repairsYap, EdwardSouth San Francisco

Bariatric Surgery

Study TitlePrincipal InvestigatorMedical Center
Long-term outcomes after regionalization of gastric cancer care within an integrated health care systemLi, RobertSouth San Francisco

Cardiology

Study TitlePrincipal InvestigatorMedical Center
The incidence of amiodarone toxicity in a large contemporary community-based cohortHayward, RobertSan Francisco
Comparative assessment of coronary revascularization strategies on dementia incidence in older adults with an acute coronary syndromeKrishnaswami, AshokSan Jose
Comparative assessment of dementia incidence on structural heart disease therapies for severe aortic stenosis in older adultsKrishnaswami, AshokSan Jose
Adults with congenital heart disease in a large integrated health system: understanding predictors of guideline-based referral to and follow up with specialty careMeadows, AlisonSan Francisco
Pregnancy outcomes in women with cardiology: A retrospective cohort study from Kaiser Permanente Northern CaliforniaPursnani, SeemaSanta Clara
Assessing glycosylated hemoglobin (HbA1c) thresholds for pre-implementation of cardiology by racial-ethnic groupsPursnani, SeemaSanta Clara
Evaluating the relationship between coronary artery calcium score and cardiovascular events by race/ethnicity in a large, diverse integrated healthcare systemPursnani, SeemaSanta Clara
Ticagrelor vs. clopidogrel in acute coronary syndromes: A real-world, community-based comparison of ischemic and bleeding outcomesSachdeva, AmitWalnut Creek
Comparison of high risk elective percutaneous coronary intervention(ePCI) in bypass surgery back-up sites versus non-surgical siteShah, AhmedOakland
Pre-implementation of a predictive risk model for 1-year major adverse cardiovascular events (MACE) and days alive and out of hospital (DAOH) in patients undergoing PCIShah, AhmedOakland
Development of a predictive risk model for 1-year major adverse cardiovascular events (MACE) and days alive and out of hospital (DAOH) in patients undergoing percutaneous coronary interventionShah, AhmedOakland

Dermatology

Study TitlePrincipal InvestigatorMedical Center
The burden of Mohs surgery utilization in the last 1, 3, and 5 years of life among Kaiser Permanente members with a diagnosis of basal cell carcinomaBendeck-Rydell, SandraWalnut Creek
Comparison of depression, anxiety, and suicidality in hidradenitis suppurativa and psoriasis and the effect of mental health comorbidity on care utilizationGarcia, BarbaraWalnut Creek
Risk factors associated with presentation with cutaneous melanoma with regional or distant metastasesKatz, KennethSan Francisco
Test doses of oral methotrexate among patients with psoriasis, psoriatic arthritis, and rheumatoid arthritis: Effects on safety and drug survivalKatz, KennethSan Francisco
Quantifying the effect of patch testing on systemic treatments for eczematous dermatitisLee, Gun HoUnion City
Through the (virtual) looking glass: A novel comparative analysis of asynchronous vs synchronous acne care within Kaiser Permanente Northern CaliforniaVanchinathan, VeenaSan Jose
Determining efficacy of laser hair reduction in the management of hidradenitis suppurativaWadhera, AkhilFremont
Skin cancer diagnostic accuracy by attending assistants and dermatologists in a large multi-center health system before and during the COVID-19 pandemicYoung, PeterSacramento

Emergency Medicine

Study TitlePrincipal InvestigatorMedical Center
Patterns and impact of chemical restraint use for patients in the emergency department presenting with acute psychiatric distressLippert, SuzanneOakland
Utility of fluid resuscitation in low-risk patients with severe sepsisSeigel, ToddOakland
Polypropylene versus nylon for closure of traumatic skin lacerations in the emergency department: A retrospective cohort analysisZitek, TonyModesto

Endocrinology

Study TitlePrincipal InvestigatorMedical Center
Diabetes dare and outcomes in ethnically diverse populationsArzumanyan, HasmikOakland

Family Medicine

Study TitlePrincipal InvestigatorMedical Center
Impact of BMI on care delivery: A retrospective analysis of treatment patterns in knee osteoarthritisFriedman, RachelSanta Rosa
Evaluating the impact of secure messaging and teledermatology on timely diagnosis and treatment of cutaneous melanoma: addressing disparities and enhancing patient outcomesLau, CindyFremont
Strategic hyponatremia risk stratification in outpatient care: a retrospective study characterizing associated clinical profiles, reducing admissions and optimizing healthcare utilizationSun, MichelleWalnut Creek
Nasal decontamination with povidone iodine as a strategy to reduce surgical site infectionTran, ChinhSan Francisco

Gastroenterology

Study TitlePrincipal InvestigatorMedical Center
Surveillance of Barrett’s esophagus. The rationale for considering change in timing and frequency of surveillance endoscopy with Barrett’s esophagus without dysplasiaBaldawala, TanaazSan Leandro
Comparative effectiveness of Ustekinumab vs. Vedolizumab in patients who have failed tumor necrotic factor inhibitorsBaldawala, TanaazSan Leandro
Assessment of the risks of biologic therapy in elderly patients with inflammatory bowel diseaseChan, JenniferFremont
Evaluation of the impact of a novel pharmacy program on clinical outcomes in inflammatory bowel disease patients on biologic medicationsChan, JenniferRedwood City
Risks of immunosuppressive therapy in inflammatory bowel disease patients with a history of cancerChan, JenniferRedwood City
Evaluating the diagnostic yield of invasive endoscopy among stable patients with iron deficiency anemia: are malignancy diagnoses less common among younger patients?Garuda, SanjayFremont
Morbidity and mortality in elderly patients with inflammatory bowel diseaseHassid, BenjaminOakland
Preventative healthcare utilization patterns in patients with inflammatory bowel diseaseHassid, BenjaminOakland
The incidence and etiology of esophageal food impactions in a large, community-based healthcare system in Northern CaliforniaLam, AngelaSan Francisco
Non-endoscopic management of acute esophageal food impactionLee, LindaSacramento
Non-alcoholic fatty liver and cirrhosis in Kaiser Permanente Northern CaliforniaLevin, TheodoreWalnut Creek
The incidence of gastric adenocarcinoma after helicobacter pylori eradication therapy in a large U.S. populationLi, DanSanta Clara
Comparison of risk factors, clinical characteristics and survival of microsatellite stable vs. unstable colorectal cancers in a large U.S. populationLi, DanSanta Clara
Risk of colorectal cancer in patients with diverticulitis: Is routine colonoscopy warranted?Li, DanSanta Clara
Risk of colorectal cancer in individuals with serrated polyposisLi, DanSanta Clara
Comparative analysis of safety and effectiveness of non-transplant treatment options for early- to intermediate-stage hepatocellular carcinoma across a large, integrated health care system.Mukhtar, NizarSan Francisco
Evaluation of hepatocellular carcinoma management practices and patient survival within the Kaiser Permanente Northern California health care system to identify disparities in disease severity and outcomes based on sex, race/ethnicity, socioeconomic status, and geographic location.Mukhtar, NizarSan Francisco
Comparative analysis of the efficacy of glucagon-like peptide-1 receptor agonists versus bariatric surgery for patients with metabolic-dysfunction associated steatotic liver disease in a large, integrated health care system in Northern CaliforniaMukhtar, NizarSan Francisco
Identifying baseline risk factors for advanced disease at diagnosis and treatment-resistant subtypes of autoimmune hepatitis in a Contemporary, multi-ethnic and aging cohortRadhakrishnan, KavitaOakland
Incidence and predictors of hospital readmission for ulcerative colitisRoy, AbhikSan Leandro
Travel for liver transplantation: Is there a quantifiable benefit for our patients?Saxena, VarunSanta Clara
Tenofovir Disoproxil vs. Entecavir on the risk of hepatocellular carcinoma, all-cause mortality and liver transplantation in Kaiser Permanente Northern California members with chronic hepatitis B viru.Seo, SukWalnut Creek
Incidence and mortality of colorectal carcinoma in persons with inflammatory bowel dDiseaseVelayos, FernandoSan Francisco
Effect of race and ethnicity of pregnancy outcomes in women with inflammatory bowel diseaseVelayos, FernandoSan Francisco
Colonoscopist yield in inflammatory bowel diseaseVelayos, FernandoSan Francisco

General Surgery

Study TitlePrincipal InvestigatorMedical Center
Multimodal treatment of radiation associated sarcomaChakedis, JeffreyWalnut Creek
Improving care for hospitalized adults with gallstone disease using an algorithm to reduce unnecessary magnetic resonance cholangiopancreatographyGoodstein, MonicaSan Francisco
Efficacy of preoperative breast MRI in women with newly diagnosed invasive lobular cancerKuehner, GillianVallejo
Standardizing risk stratification of patients with brain injury to assist with enhanced patient flow through emergency DepartmentsLiao, GeorgeVacaville
Screening in men with a history of breast cancerLinehan, ElizabethSan Francisco
Predictors of recurrence and survival in a contemporary cohort of young patients with breast cancerVuong, BrookeElk Grove

Geriatric Medicine

Study TitlePrincipal InvestigatorMedical Center
Are there race-based disparities in the delivery of memory care for cognitively impaired geriatric patients that present to the emergency department in Kaiser Permanente Northern California?Chen, SophiaOakland

Gynecologic Oncology

Study TitlePrincipal InvestigatorMedical Center
Pregnancy in women with gynecologic precancer or cancerGarcia, ChristineSan Francisco
Optimal schedule and duration of follow-up imaging for abnormal adnexal massesSuh-Burgmann, BettyWalnut Creek
Clinical significance of mismatch repair status in endometrial cancerSuh-Burgmann, BettyWalnut Creek

Head & Neck Surgery

Study TitlePrincipal InvestigatorMedical Center
Antibiotic use in otologic surgery for chronic ear diseaseBalough, BenSouth Sacramento
Risk factors for olfactory dysfunction in patients with SARS-CoV2 infectionLiang, JonathanOakland
Socioeconomic factors in allergic fungal rhinosinusitisLiang, JonathanOakland
Outcomes of dupilumab for chronic rhinosinusitis with nasal polyps: a matched cohort analysisLiang, JonathanOakland
The eyes don’t always have it: Widening the lens of idiopathic intracranial hypertensionMutchnick, SeanModesto

Hematology/Oncology

Study TitlePrincipal InvestigatorMedical Center
Infection risk in newly diagnosed multiple myeloma patientsStevenson, RyanSacramento

Hospital Medicine

Study TitlePrincipal InvestigatorMedical Center
Clinical effects of an electronic health record based integrated smoking cessation intervention at hospital dischargeBanerjee, SomaleeOakland
Impact of evidence-based, multidisciplinary inpatient heart failure care order set on the overall hospital utilization, 30 days all cause readmissions and guideline directed medical therapy prescriptions in patients with acute decompensated heart failureDhaliwal, JasmineSan Jose
Association of primary care telemedicine follow-up on post hospital discharge readmission riskYoo, MichaelSanta Rosa

Infectious Disease

Study TitlePrincipal InvestigatorMedical Center
Optimal route and duration of antibacterial therapy for streptococcal bacteremiaClutter, DanaSouth San Francisco
Evaluation of step-down oral antibiotic therapy for gram-negative bloodstream infection and the risk factors for treatment failureLuo, RuihongSacramento
Risk factors for treatment failure in patients with uncomplicated streptococcus bloodstream infection.Luo, RuihongSacramento
Evaluation of step-down oral antibiotic therapy for uncomplicated staphylococcus aureus bacteremia and the risk factors for treatment failureLuo, RuihongSacramento
Influenza severity reduction studyMiller, DavidSan Rafael
The impact of continuous positive airway pressure treatment on the pain and healthcare utilization among patients with obstructive sleep apneaNamiranian, KhodadadFresno

Internal Medicine

Study TitlePrincipal InvestigatorMedical Center
Outcomes of immediate versus standard HIV antiretroviral therapy initiation in a large, integrated health systemLuu, MitchellOakland
Adults with congenital heart disease in a large integrated health system: Understanding the epidemiology, social determinants of health and referral patternsMeadows, AlisonSan Francisco
Racial and ethnic differences in patients presenting with spontaneous coronary dissectionNaderi, SaharSan Francisco
Long-term echocardiographic and clinical outcomes of patients receiving transcatheter aortic valve replacement within Kaiser Permanente Northern CaliforniaPerdoncin, EmiySan Francisco
Evaluation of antimicrobial prophylaxis prescribing in post-operative neurosurgical proceduresReber, JasmineRedwood City
Exploring the intersection of depression and diabetes: prevalence and impact on outcomesSampath, SuneethaSanta Clara
Outcomes in renal transplant candidates undergoing pre-renal transplant coronary angiographyTan, ChristinaSanta Clara
Using electronic medical record to identify patients at-risk for underlying cardiac amyloidosisVaidya, GaurangSanta Clara

Nephrology

Study TitlePrincipal InvestigatorMedical Center
Comparison of advanced image-guided percutaneous technique vs advanced laparoscopic surgical technique for placement of peritoneal dialysis cathetersBhalla, NeelamHayward
Outcome of dialysis with arteriovenous fistula and arteriovenous graft in end-stage renal disease patientsZheng, SijieOakland

Neurology

Study TitlePrincipal InvestigatorMedical Center
Prevalence of psychiatric disorders following mild traumatic brain injury in the pediatric populationDelmonico, RichardVallejo
Population trends in intracerebral hemorrhage incidence, etiology, risk factors, and outcomesEdwards, NancyRedwood City
Concussions in youth: Differentiating the symptom presentation and outcomes following sports-related versus non-sports-related concussions in Kaiser Permanente Northern CaliforniaFilanosky, CharlesVacaville
Safety and efficacy of outpatient neck dissection in head and neck oncologyLedgerwood, LeviSacramento
Evaluation of clinical outcomes in hospitalized patients with exertional rhabdomyolysisSabouri, AmirWalnut Creek
Cancer and idiopathic inflammatory myopathy: A longitudinal case-control outcome evaluationSabouri, AmirWalnut Creek
Thromboembolic events and acute kidney injury outcomes following intravenous immunoglobulin infusion across a large, integrated health care system in Northern CaliforniaSabouri, AmirWalnut Creek
Opioid exposure prior to inpatient spinal cord injury rehabilitation: Relationship to ongoing pain, psychologic status, healthcare utilization, and chronic opioid utilizationSchmidt, StephenVallejo

Nuclear Medicine

Study TitlePrincipal InvestigatorMedical Center
Fracture risk assessment in United States South AsiansRamaswamy, MohanWalnut Creek
Best imaging practices for the diagnosis and staging of clinical T1 non-small cell lung cancerYohannan, ThomasRichmond

Nursing Research

Study TitlePrincipal InvestigatorMedical Center
Prediction model for successful use of home phototheralapy for psoriasisKatz, KennethSan Francisco

Obstetrics & Gynecology

Study TitlePrincipal InvestigatorMedical Center
Comparing the efficacy of perinatal mental health care models within Kaiser Permanente Northern CaliforniaGranat, AnnaSan Ramon
Evaluating the use of nitrous oxide analgesia to improve endometrial samplingHowe, MargaretModesto
Adverse childhood experiences, resilience, and mental health support in obstetric careWatson, CareyDeer Valley
Characterizing the pre-implementation of cardiology in women after adverse pregnancy outcomesWoo, VictoriaSan Francisco
Minimally invasive myomectomyZaritsky, EveOakland
Pelvic pain disorder and endometriosis: Patient demographic and healthcare system predictors of diagnosis and management within Kaiser Permanente Northern CaliforniaZaritsky, EveOakland
Understanding fibroid growth and implications for interventions in reproductive-aged women under 35 years of ageZaritsky, EveOakland

Occupational Medicine

Study TitlePrincipal InvestigatorMedical Center
Return to work after arthroscopic partial meniscectomy in patients with workers’ compensationChen, ZhiqiangManteca

Oncology

Study TitlePrincipal InvestigatorMedical Center
Improving risk stratification of patients with advanced stage colorectal cancerCheema, FaisalSanta Clara
A novel method of analysis that uses standard of care prostate-specific antigen values to help guide optimal treatment decisions in the management of metastatic prostate cancerHuang, HuiVacaville
Health disparities in head and neck cancerKatzel, JedSan Francisco
Melanoma survivorship: Planning beyond remissionKavecansky, JurajAntioch
Determination of the risk of progression of an asymptomatic microspike on serum protein electrophoresis to multiple myelomaPai, AshokOakland

Ophthalmology

Study TitlePrincipal InvestigatorMedical Center
Epidemiology and outcomes of glaucoma patients with myopic visual field defectsCui, RickySanta Clara
Rate of endophthalmitis after intravitreal injection prior to and during the COVID-19 pandemicGohari, Ali RezaRoseville
Do newer antidiabetic medications increase the risk of pre-implementation and progression of diabetic retinopathy?Keshavamurthy, RaviModesto
Incidence and predictors of remission of childhood uveitis in a large community cohortQian, YingOakland
Optimization and personalization of diabetic retinopathy screening in the eye care monitoring programTarasewicz, DariuszDaly City
Kaiser Permanente Northern California fundus camera project in the emergency departmentVora, RobinOakland
Prone sleep posture, a risk factor for normal tension glaucoma?Zhang, XiaoyanSan Francisco

Optometry

Study TitlePrincipal InvestigatorMedical Center
Impact of Asian race on treatment outcomes of diabetic retinopathy and diabetic macular edemaKhan, MohammedRoseville
Effectiveness and degree of implementation of a myopia control program in an integrated health care system in Northern CaliforniaMuminovic, IrmaRoseville
Risk of herpes zoster ophthalmicus reactivation following zoster vaccineQian, YingOakland

Orthopedics

Study TitlePrincipal InvestigatorMedical Center
Carpal tunnel syndrome and life-threatening amyloidosisYamaguchi, KentSanta Rosa

Pain Management

Study TitlePrincipal InvestigatorMedical Center
Impact of pharmacist outreach on pediatric asthmaRamos, AndreHayward
The impact of the continous positive airway pressure treatment on the patients with obstructive sleep apnea in the peri-operative period and after COVID-19 infectionTucker, Lue-YenDOR

Pathology

Study TitlePrincipal InvestigatorMedical Center
Optimizing blood bank operations and patient outcomes through pre-surgical type and screen orders: A multidisciplinary approach at Kaiser Permanente – Sacramento medical centerZhao, XiangrongSacramento

Pediatric Endocrinology

Study TitlePrincipal InvestigatorMedical Center
Risk of diabetes in youth with prediabetesHoe, FrancisRoseville

Pediatric Hospital Medicine

Study TitlePrincipal InvestigatorMedical Center
Incidence and risk factors for serious infection in young infants with mild hypotheralmiaNguyen, TranRoseville

Pediatric Neurosurgery

Study TitlePrincipal InvestigatorMedical Center
Does intraoperative neuromonitoring improve outcomes in lumbar decompression surgeries?Kim, HowardOakland

Pediatrics

Study TitlePrincipal InvestigatorMedical Center
Patterns of occult spinal dysraphism in infants: Cutaneous indicators, diagnostic imaging outcomes, and the role of demographics in diagnosisAfshar, MaryamSan Jose
The impact of treating pediatric obstructive sleep apnea on health care utilizationBseikri, MustafaSanta Clara
The effect of adverse childhood experiences on mental health outcomes in childrenColeman, MelissaSanta Rosa
Integrating the pediatric medical home with early education: Assessing the value of Kaiser Permanente partnership with The Primary SchoolEspinas, PaulHayward
Epidemiology of and risk factors for nontyphoidal salmonella bacteremia in childrenGreenhow, TaraSan Francisco
Risk factors associated with neonatal herpes simplex virus infectionGreenhow, TaraSan Francisco
Predictors of successful pediatric vision screening within Kaiser PermanenteGreninger, DanielAntioch
Delivery of contraception to adolescents: How are we doing with long-acting reversible contraceptionLau, JosephineHayward
Protective effect of prior flu vaccinations against COVID-19 infectionLowe, StephanieSan Francisco
Risk factors for serious infection and the management of young infants with hypotheralmiaNguyen, TranRoseville
Isolated subconjunctival hemorrhages in infants and young childrenTayama, TriciaSanta Clara

Perinatology

Study TitlePrincipal InvestigatorMedical Center
Will standardized treatment of iron-deficiency anemia in pregnancy decrease rates of anemia at delivery and/or rates of post-partum small volume blood transfusions?Chang, JustineSanta Clara
Comparing the effectiveness of centralized versus individual provider-based management of antepartum iron-deficiency anemiaChang, JustineSanta Clara
Evaluation of an oxytocin checklist to improve maternal and neonatal outcomes within Kaiser Permanente Northern CaliforniaMohta, VanithaWalnut Creek

Physical Medicine

Study TitlePrincipal InvestigatorMedical Center
Engagement of patients and family caregivers through the use of mHealthFrantz, MeganVallejo

Plastic Surgery

Study TitlePrincipal InvestigatorMedical Center
The impact of race on rate of postmastectomy immediate breast reconstruction in an integrated healthcare modelGold, ChrisVacaville
A study on the effect of nerve block on transgender patients undergoing top surgeryTong, WinnieSan Francisco

Podiatric Surgery

Study TitlePrincipal InvestigatorMedical Center
The effectiveness of bucket handle meniscus repair versus debridement on anterior cruciate ligament reconstructionDing, DavidSan Francisco
Management of anterior cruciate ligament injuries and risk of subsequent operationsDing, DavidSan Francisco
Comparison of repair versus meniscectomy for bucket handle meniscal tearsDing, DavidSan Francisco

Psychiatry

Study TitlePrincipal InvestigatorMedical Center
Trends in prevalence and incidence of psychotic disorders among different racial and ethnic groupsChung, WinstonSan Francisco
An analysis of predictors of chronic benzodiazepine and non-benzodiazepine sedative (z-drug) useSaal, DanielSanta Clara
The Impact of COVID-19 on post-injury psychiatric disorders following mild traumatic brain injuries in the pediatric populationTheodore, BrianVallejo

Radiology

Study TitlePrincipal InvestigatorMedical Center
Image guided renal cortical biopsy: Identification of risk factors that impact complication rate, diagnostic yield, and operational efficiency in a large populationDrasin, ToddWalnut Creek
Evaluating safety and efficacy of current imaging guidelines for gallbladder polypsLiao, GeorgeVacaville
Is isolated non-displaced ulnar fracture a marker of intimate partner violence?Sung, TammyWalnut Creek

Rehabilitation

Study TitlePrincipal InvestigatorMedical Center
Promoting family-integrated care in Kaiser Permanente Northern California through assessing and addressing the needs of family caregiversCamicia, MichelleVallejo

Rheumatology

Study TitlePrincipal InvestigatorMedical Center
Retrospective analysis of the association between solid tumors or lymphoid malignancies and autoimmune inflammatory rheumatic disease in a Kaiser Permanente Northern California patient populationAnderson-Williams, EleanorHayward
Medication adherence to disease-modifying antirheumatic drugs in patients with rheumatologic diseases during SARS-CoV2 Pandemic and association with susceptibility and adverse outcome to SARS-CoV2 infectionLiu, LucyRichmond

Thoracic Surgery

Study TitlePrincipal InvestigatorMedical Center
Are outcomes improved with standardized tagging of chest CT scans with suspicious lung nodules in an integrated health system?Velotta, JeffreyOakland
Prevalence and outcomes of lung cancer in never smoking female patients within an integrated healthcare systemVelotta, JeffreyOakland
Risk of primary lung cancer among women with a prior history of breast cancer in an integrated health systemVelotta, JeffreyOakland

Urogynecology

Study TitlePrincipal InvestigatorMedical Center
The effect of post-operative weight changes on outcomes of mid-urethral sling for stress urinary incontinencePatel, MinitaRoseville
Assessing health inequities in overactive bladder medication prescribing within Kaiser Permanente Northern CaliforniaSudol, NehaRedwood City
Impact of nitrous oxide on operating room utilization and patient pain, anxiety and satisfaction levels with office urogynecology proceduresYip, SallisModesto

Urology

Study TitlePrincipal InvestigatorMedical Center
Feasibility and safety of same-day discharge after robotic partial nephrectomyAsghar, AeenVacaville
Relationship of socio-environmental determinants of health and urothelial carcinomaBelani, JaySan Rafael
Relationship of social and environmental factors and genitourinary malignanciesBelani, JaySan Rafael
Impact of phosphodiesterase 5 inhibitor exposure on incident total cardiology events in a general population of men without a history of cardiologyShulman, MichaelRoseville

Vascular Surgery

Study TitlePrincipal InvestigatorMedical Center
Natural history of acute aortic syndromes in Northern California Kaiser PermanenteBaker, AaronSan Francisco
Assessing the efficacy of a multidisciplinary limb salvage program on wound-healing and amputation risk for critical limb threatening ischemia in an integrated care systemHo, VySan Leandro