Publications by authors named "Darbinian J"

Introduction: Polycystic ovary syndrome is associated with hypertension in women, but few population studies have examined findings among adolescents. This retrospective study examines PCOS and hypertensive blood pressure in a large adolescent population receiving routine healthcare.

Methods: Among females aged 13-17 years who had a well-child visit with systolic/diastolic blood pressure measured in a Northern California healthcare system (2013-2019), the outcome of hypertensive blood pressure (≥130/80 mmHg) was examined.

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Objective: To assess the demographic characteristics between adult obstructive sleep apnea (OSA) patients who did and did not undergo nasal surgery (NS).

Study Design: Retrospective cohort study.

Setting: Kaiser Permanente Northern California clinical database.

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Unlabelled: While US Asian and Pacific Islander adults have lower 25-hydroxyvitamin D (25(OH)D) levels than White adults, ethnic subgroup data remain limited. In a large California population, the adjusted prevalence of 25(OH)D < 20 ng/mL (50 nmol/L) was 1.5- to 2.

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Background: Limited research on alanine aminotransferase (ALT) screening for metabolic dysfunction-associated steatotic liver disease (MASLD) among US Asian/Pacific Islander (PI) children necessitates investigation in this heterogeneous population.

Objective: Examine ALT elevation among Asian/PI children with overweight or obesity.

Methods: Elevated ALT prevalence (clinical threshold) and association with body mass index ≥85th percentile were compared among 18 402 Asian/PI and 25 376 non-Hispanic White (NHW) children aged 9-17 years using logistic regression.

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Importance: With the increase in prediabetes among adolescents with overweight and obesity, identifying those at highest risk for type 2 diabetes (T2D) can support prevention strategies.

Objective: To assess T2D risk by hemoglobin A1c (HbA1c) levels among adolescents with overweight and obesity.

Design, Setting, And Participants: This retrospective cohort study was conducted using data for January 1, 2010, to December 31, 2019, from a large California health care system.

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Rationale & Objective: Timely placement of a functional peritoneal dialysis (PD) catheter is crucial to long-term PD success. Advanced image-guided percutaneous and advanced laparoscopic techniques both represent best practice catheter placement options. Advanced image-guided percutaneous is a minimally invasive procedure that does not require general anesthesia.

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Incident childhood asthma risk has not been examined among diverse Asian American, Native Hawaiian, and Pacific Islander subgroups. In a large California healthcare system, incident asthma was higher among young Filipino/a, Native Hawaiian/Pacific Islander, and South Asian children compared with non-Hispanic White children, whereas Chinese and Japanese children were similar.

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Background: Young breast cancer (YBC) patients are a unique subpopulation that are often underrepresented in randomized clinical trials. Furthermore, large national cancer databases lack detailed information on recurrence, a meaningful oncologic outcome for young patients.

Study Design: A retrospective review of YBC patients (age 40 years or younger) with stage I to III breast cancer diagnosed from 2008 to 2018 was performed.

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Objective: Patients undergoing surgical management for obstructive sleep apnea (OSA) are likely medically distinct from their counterparts not treated surgically. This study examined the associations between psychiatric and pain comorbidities and the likelihood of undergoing sleep surgery.

Study Design: A retrospective cohort study of adults with OSA.

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Background: Asian and Pacific Islander (Asian/PI) adults have lower hip fracture incidence than non-Hispanic White (NHW) adults, but data regarding Asian/PI subgroups are limited. We compared hip fracture incidence among older US Asian/PI and NHW populations, including ethnic subgroup differences.

Methods: Using observational data from a California healthcare system, we identified Asian/PI and NHW adults aged ≥50 years (2000-2019) and followed subjects to 2021 for hip fracture determined by principal/primary hospital diagnosis or by secondary hospital diagnosis with hip/femur procedure codes.

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Objective: To identify clinical and demographic characteristics of adults with obstructive sleep apnea (OSA) undergoing soft tissue and orthognathic sleep surgery, assess temporal trends in surgery type and proportion of women undergoing surgery, and provide clinical perspective before wide-spread implementation of hypoglossal nerve stimulation (HGNS).

Methods: In a retrospective cohort study, adults diagnosed with OSA from 2009 to 2016 were identified in a large integrated healthcare system. Characteristics between cohort members who did and did not undergo sleep surgeries were compared.

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Latino adolescents engage in more obesogenic behaviors, including sedentary behaviors and sugary drink consumption, than White adolescents. However, it is unclear whether engagement in obesogenic behaviors differs within the Latino population. Cross-sectional data were examined from Latino adolescents ages 13-17 with a well-child visit (2016-2019) in an integrated healthcare system.

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Objectives: Polycystic Ovary Syndrome (PCOS) is a common female endocrine disorder presenting as early as adolescence. Recent data suggest that Asians may be at increased risk. This study examines PCOS prevalence by race/ethnicity in a large, diverse population of adolescent females.

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Purpose: To determine the occurrence of early post-operative complications following FDA-approved epithelium-off corneal cross-linking in the United States.

Materials And Methods: This multicenter, retrospective cohort study identified patients who underwent epithelium-off (epi-off) corneal cross-linking (CXL) for keratoconus and post-refractive keratectasia within the Kaiser Permanente Northern California healthcare system between 2016 and 2018. Post-operative complications including delayed epithelial healing, infection, and loss of visual acuity were recorded.

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Rationale & Objective: It is a common practice to start patients in urgent need of dialysis on hemodialysis via a central venous catheter. Because central venous catheter use is associated with increased risk of infections, hospitalizations, and mortality, urgent start peritoneal dialysis (PD) increasingly represents a viable alternative. This study aimed to examine clinical outcomes, complications, mortality, and modality retention in patients who initiated urgent start PD.

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Using a clinically actionable threshold for alanine aminotransferase to define suspected nonalcoholic fatty liver disease in US children with obesity, the risk of suspected nonalcoholic fatty liver disease was highest for Asian and Hispanic race/ethnicity, male sex, and severe obesity.

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Introduction: The incidence of papillary thyroid cancer (PTC) has increased in recent decades, but data from community-based settings are limited. This study characterizes PTC trends in a large, integrated healthcare system over 10 years.

Methods: The annual incidence of PTC (2006-2015) was examined among Kaiser Permanente Northern California adults aged 21 to 84 years using Cancer Registry data, including tumor size and stage.

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Background/objectives: Bone mineral density (BMD) reference data exist for U.S. White, Black, and Hispanic (Mexican American) populations but not for U.

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Minimally invasive nerve decompression for operative management of Morton's neuroma has been shown to be an effective alternative to neurectomy; however, little is known about postoperative outcomes. In this retrospective case series, we reviewed 27 procedures in 25 patients who underwent minimally invasive nerve decompression as primary surgical management for Morton's neuroma. Most subjects (22, or 88%) had 12 or more months of health plan enrollment postoperatively; 3 (12%) had 4 to 7 months of enrollment after the procedure.

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