Publications by authors named "Colvin A"

Context: The timing of a woman's final menstrual period (FMP) in relation to her age is considered a valuable indicator of overall health, being associated with cardiovascular, bone health, reproductive, and general mortality outcomes.

Objective: This work aimed to evaluate the relationship between hormones and the "time to FMP" when daily hormone trajectories are characterized by their 1) entropy, and 2) deviation from premenopausal/stable cycle patterns (representing a textbook "gold standard"; GS).

Methods: As part of the Study of Women's Health Across the Nation, urinary luteinizing hormone (LH), follicle-stimulating hormone (FSH), estrogen conjugates (E1C), and pregnanediol glucuronide (PDG) were measured daily from a multiracial sample of 549 mid-life women for the duration of one menstrual cycle.

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Purpose: To describe physical activity (PA) trajectories across 10 years post-breast cancer diagnosis and examine their association with quality of life (QoL).

Methods: Participants from the longitudinal Study of Women's Health Across the Nation who developed incident breast cancer completed the Quality of Life in Adult Cancer Survivors scale (QLACS) which has 12 domains. Breast cancer survivors (BCS) with at least one post-diagnosis measure of the Kaiser Physical Activity Survey (PA) were included (n = 96).

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Article Synopsis
  • Women may experience significant changes in depressive symptoms during the menopause transition, particularly around the final menstrual period (FMP).
  • A study involving over 1,500 multiracial women tracked depressive symptoms over time, noting that those with high initial symptoms tended to improve until four years before the FMP, while those with low symptoms experienced an increase until a year before the FMP.
  • Factors such as social support and hormonal levels were linked to decreases in symptoms, while anxiety and stressful life events predicted increases in depressive symptoms among those initially reporting low symptoms.
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Work in compressed air and diving are both occupational activities that have been around since the mid-19th century, and those undertaking their work under elevated pressure. Meeting the demand to go to "higher pressure for longer" in tunneling has lagged in diving, but both activities have found it necessary to adopt mixed gas breathing and saturation exposure techniques. This paper explains how work in hyperbaric conditions at high pressure is undertaken in tunneling and is illustrated by the hyperbaric activity likely to be involved in constructing a large-diameter road tunnel below a body of water such as an estuary.

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We report a compressed air worker who had diffuse cutaneous decompression sickness with pain in his left shoulder and visual disturbance characteristic of migraine aura after only his third hyperbaric exposure. The maximum pressure was 253 kPa gauge with oxygen decompression using the Swanscombe Oxygen Decompression Table. He was found to have a very large right-to-left shunt across a 9 mm atrial septal defect.

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A comprehensive clinical examination of the potentially anterior cruciate ligament (ACL)-deficient knee should proceed as follows: inspection; palpation; range of motion; varus and valgus stress; neurovascular status; and finally provocative maneuvers. The Lachman, anterior drawer, Lever, and pivot shift tests are all greater than 90% specific for ACL pathology. Due to the relatively high coincidence of ACL injuries and those to the posterior cruciate ligament, posterolateral corner , posteromedial corner , and menisci, it is critical that the examiner perform provocative maneuvers to evaluate the integrity of these structures as well.

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To examine how (1) partnered sexual activity, and (2) sexual functioning, contribute to global quality of life (QOL) and health-related quality of life (HRQL) among midlife and older women, and whether importance of sex modifies these associations. Women in the Study of Women's Health Across the Nation (SWAN), a multiethnic/racial cohort study, aged 42-52 at recruitment, were followed for ∼20 years. The Ladder of Life and Short Form-36 physical component summary (PCS) and mental component summary (MCS) assessed Global QOL ( = 3,263) and HRQL ( = 2,576), respectively.

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Background: Investigating the effects of breaking up sedentary behavior with short bouts of Yoga and Tai-Chi on glycemic control, concentration, and well-being in healthy individuals.

Methods: In this randomized balanced incomplete block study, 15 adults (age = 26 [2.50] y, 8 females) completed 2 of 3 protocols: uninterrupted sitting (Control), sitting interrupted with 3 minutes of Yoga every 30 minutes, or with 3 minutes of Tai-Chi every 30 minutes.

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Opportunities to improve the clinical management of skin disease are being created by advances in genomic medicine. Large-scale sequencing increasingly challenges notions about single-gene disorders. It is now apparent that monogenic etiologies make appreciable contributions to the population burden of disease and that they are underrecognized in clinical practice.

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Background: Daily 24-h sleep-wake cycles have important implications for health, however researcher preferences in choice and location of wearable devices for behavior measurement can make 24-h cycles difficult to estimate. Further, missing data due to device malfunction, improper initialization, and/or the participant forgetting to wear one or both devices can complicate construction of daily behavioral compositions. The Method for Activity Sleep Harmonization (MASH) is a process that harmonizes data from two different devices using data from women who concurrently wore hip (waking) and wrist (sleep) devices for ≥ 4 days.

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Objectives: Women in mid-life often develop chronic conditions and experience declines in physical health and function. Identifying factors associated with declines provides opportunity for targeted interventions. We derived and externally validated a risk score for clinically important declines over 10 years among women ages 55-65 using the Physical Component Summary Score (PCS) of the SF-36.

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Hidradenitis suppurativa (HS), also known as Verneuil's disease and acne inversa, is a prevalent, debilitating, and understudied inflammatory skin disease. It is marked by repeated bouts of pathological inflammation causing pain, hyperplasia, aberrant healing, and fibrosis. HS is difficult to manage and has many unmet medical needs.

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Importance: Women often experience physiological and functional changes in their health during midlife. Identifying women who have clinically important improvements in physical health and function and evaluating the factors associated with these improvements can identify intervention targets at midlife.

Objective: To identify factors associated with improvements in physical health and function among women during midlife.

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Article Synopsis
  • * A successful community-engaged recruitment strategy was implemented for the Community Tele-Pal clinical trial, involving local community advisory groups (CAGs) to assist in introducing the study to eligible patients.
  • * Results showed that CAG-involved recruitment methods significantly increased consent rates compared to traditional approaches, highlighting the effectiveness of community engagement in enhancing participation from under-represented populations.
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Background: Online health information (OHI) has become widely accessible and affects patient decisions regarding their healthcare. The purpose of this study was to assess the readability, quality, and accuracy of information available to patients online about penile prosthesis implants (PPIs).

Methods: We performed a Google search using the keywords "penile implant" and "penile prosthesis.

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Article Synopsis
  • - The study aimed to explore how sleep timing and regularity, determined through actigraphy, relate to psychological health in older women, considering the effects of aging on circadian rhythms.
  • - Researchers analyzed data from 1,197 diverse women (average age 65) and assessed sleep patterns alongside mental health indicators, including depression and anxiety.
  • - Findings revealed that going to sleep outside the normal range (2:00-4:00 AM) linked to increased depressive symptoms, while irregular sleep patterns were associated with lower psychological well-being and heightened anxiety and depression risks.
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Background: Anterior cruciate ligament reconstruction (ACLR) is a commonly performed orthopaedic procedure. The volume and cost of ACLR procedures are increasing annually, but the drivers of these cost increases are not well described.

Purpose: To analyze the modifiable drivers of total health care utilization (THU), immediate procedure reimbursement, and surgeon reimbursement for patients undergoing ACLR using a large national commercial insurance database from 2013 to 2017.

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Professional tennis tournaments have onsite sports medicine physicians who oversee the athletes' overall health during competition, including musculoskeletal injury and general illnesses. The medical team is composed of orthopedic and non-operative sports medicine physicians. Frequently, the tournament doctors require imaging to localize and grade musculoskeletal injuries and to make decisions regarding treatment, safe training, and return to match play.

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Background: Anterior cruciate ligament reconstruction (ACLR) is one of the most commonly performed orthopaedic procedures in the United States, and the number of procedures is increasing annually, as is the cost. Patients are expected to shoulder a larger out-of-pocket expenditure.

Purpose: To answer the following questions: (1) How is reimbursement changing for ACLR, and how is this affecting patients' out-of-pocket expenditures? (2) How are reimbursements from payers and patients' out-of-pocket expenses for ACLR distributed, and how is this changing? (3) Does performing ACLR in an ambulatory surgery center (ASC) result in lower costs for payers and patients?

Study Design: Economic and decision analysis study; Level of evidence, 4.

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Objective: To examine depressive symptoms during postmenopause and the contribution of depressive symptom trajectories before the final menstrual period (FMP) and psychosocial/health factors to postmenopause depressive symptoms.

Methods: Longitudinal analysis of depressive symptoms (Center for Epidemiologic Studies-Depression scale) collected every 1 to 2 years from 1996 to 2017 from 1,551 midlife women in the Study of Women's Health Across the Nation for a median follow-up of 19.0 years.

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Blowfly strike or cutaneous myiasis, caused principally by the Australian sheep blowfly Lucilia cuprina is endemic to Australian sheep producing areas and is a major cause of suffering and economic loss. This article reports incidence and control practices as determined by three cross-sectional surveys of Australian sheep farmers covering the years 2003 (n = 1365), 2011 (n = 575) and 2018 (n = 354) with more questions relating to blowfly strike in the latter two surveys. Breech strike was reported at a higher rate than body strike in all survey years.

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Excessive gestational weight gain (GWG) is consistently linked with maternal risk of obesity. However, the literature on its long-term cardiovascular risk is minimal and conflicting. We evaluated whether excessive GWG is associated with a high-risk cardiovascular profile among parous women in midlife.

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Medical treatments for cancers or other conditions can lead to permanent infertility. Infertility is an insidious disease that impacts not only the ability to have a biological child but also the emotional well-being of the infertile individuals, relationships, finances, and overall health. Therefore, all patients should be educated about the effects of their medical treatments on future fertility and about fertility preservation options.

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