Is There a Role of 25-Hydroxy Vitamin D in the Pathogenesis of Mild and Moderate-to-Severe Endometriosis? by Nevin Tuten, Serdar Acikgoz, Zahid Mammadov, Eduard Malik, Abdullah Tuten, Onur Guralp

“… Objective: To evaluate the possible associations between serum 25-hydroxy vitamin D levels and clinical and laboratory parameters in endometriosis. Study design: A total of 53 women with endometriosis and 37 women without endometriosis were evaluated in a, case-controlled study. …”
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The Effects of Whole Body Vibration on the Limits of Stability in Adults With Subacute Ankle Injury by Sonia Young, Harvey W. Wallmann, Kailey L. Quiambao, Brooke M. Grimes

“…It was hypothesized that WBV would improve effects on outcome variables for LOS as a component of dynamic balance. # Study Design Quasi-experimental, pretest-posttest design…”
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Potentially traumatic childbirth experience, childbirth-related post-traumatic stress disorder symptoms, and the parent-infant relationship in non-birthing parents by Rebecca Hunter, Leonardo De Pascalis, Kieran Anders, Pauline Slade

“…Future research should aim to replicate this study design with routine samples of non-birthing parents recruited from maternity settings.…”
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Artificial intelligence methods applied to longitudinal data from electronic health records for prediction of cancer: a scoping review by Victoria Moglia, Owen Johnson, Gordon Cook, Marc de Kamps, Lesley Smith

“…This risk was often introduced due to inappropriate study design (n = 26) and sample size (n = 26). Conclusion This review highlights the breadth of approaches to cancer prediction from longitudinal data. …”
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Transition to Virtual Care Services during COVID-19 at Canadian Pain Clinics: Survey and Future Recommendations by Victoria Borg Debono, Samuel Neumark, Norman Buckley, Ramesh Zacharias, Eleni Hapidou, Jennifer Anthonypillai, Susy Faria, Carrie-Lynn Meyer, Thomas Carter, Nadia Parker, Brenda Lau, Emmanuel Abreu, Scott Duggan, Etienne Bisson, Josie Pierre, Regina Visca, Patricia Poulin

“…We used a qualitative participatory action study design that included a cross-sectional survey for data collection and descriptive analysis to summarize the findings. …”
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Prevalence, Correlates, and Prognosis of Peripheral Artery Disease in Rural Ecuador—Rationale, Protocol, and Phase I Results of a Population-Based Survey: An Atahualpa Project-Anci... by Oscar H. Del Brutto, Mark J. Sedler, Robertino M. Mera, Pablo R. Castillo, Elizabeth H. Cusick, Jadry A. Gruen, Kelsie J. Phelan, Victor J. Del Brutto, Mauricio Zambrano, David L. Brown

“…Little is known on the prevalence of peripheral artery disease (PAD) in developing countries. Study design. Population-based study in Atahualpa. In Phase I, the Edinburgh claudication questionnaire (ECQ) was used for detection of suspected symptomatic PAD; persons with a negative ECQ but a pulse pressure ≥65 mmHg were suspected of asymptomatic PAD. …”
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The clinical efficacy of scalp acupuncture for tinnitus: A systematic review and meta-analysis by Jiadi Chen, Ruizhi Jing

“…Results: A total of 20 research studies,with 1430 participants,were included.The systematic review and meta-analysis revealed that the scalp acupuncture groups had a significantly higher clinical effective rate compared to the control groups (RR=1.25, 95 % CI 1.16–1.35, p < 0.00001),with low heterogeneity(p = 0.27,I2=20 %).The scalp acupuncture groups and scalp acupuncture plus auxiliary acupoints groups had greater reduction in tinnitus severity compared to the control groups(SMD=-0.76,95 %CI:-1.02,-0.51,p < 0.00001;SMD:-0.93,95 %CI:-1.52,-0.33,p = 0.002, respectively),with a moderate heterogeneity(p = 0.005,I2=62 %) and a significant heterogeneity (p < 0.00001,I2=86 %) observed due to differences in study design, sample characteristics, and intervention protocols.Sensitivity analysis confirmed the stability of the results.The summary table generated through GRADEpro indicated that the certainty of evidence ranged from moderate to low. …”
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Normalized Isometric Shoulder Strength as a Predictor of Ball Velocity in Youth Baseball Players by Amanda J Arnold, Charles A Thigpen, Paul F Beattie, Stacy L Fritz, Michael J Kissenberth, John M Tokish, Ellen Shanley

“… # PURPOSE The purposes of this study were to 1) compare the measurement properties of five potential methods for normalizing isometric shoulder strength in a cohort of 9-12 year old male baseball players and 2) examine the relationship between normalized isometric shoulder strength and ball velocity in a cohort of 9-12 year old male baseball players. # STUDY DESIGN Prospective cohort study (n=159) # METHODS Baseline and follow up height, weight and bilateral ulnar length measurements were assessed followed by isometric strength in both the dominant and non-dominant shoulders. …”
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Augmented reality in patient education and health literacy: a scoping review protocol by Karthik Adapa, Lukasz Mazur, Jennifer Walker, Saumya Jain, Richa Kanwar, Tanzila Zaman, Trusha Taneja

“…Data variables will be extracted from the selected studies to characterise study design, type of AR technology employed and the relational factors affecting patient education. …”
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Parental knowledge, awareness, and attitudes towards children’s oral habits: a descriptive cross-sectional study by Sarah Almugairin, Alanoud Alwably, Nada Alayed, Alanoud Algazlan, Hadeel Alrowaily, Elzahraa Eldwakhly, Abdullazez Almudhi

“…Methods: A cross-sectional study design was employed, where 2,000 participants were enrolled, of whom 563 Saudi mothers residing in Riyadh met the inclusion criteria. …”
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Knowledge, Attitudes, Motivations, Expectations, and Systemic Factors Regarding Antimicrobial Use Amongst Community Members Seeking Care at the Primary Healthcare Level: A Scoping... by Nishana Ramdas, Johanna C. Meyer, Natalie Schellack, Brian Godman, Eunice Turawa, Stephen M. Campbell

“…The Population, Intervention, Comparison, Outcome, and Study Design (PICOS) framework guided study selection, which focused on community members seeking care in PHC in LMICs. …”
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The Effect of Volitional Preemptive Abdominal Contraction on Biomechanical Measures During A Front Versus Back Loaded Barbell Squat by Joseph B. McCormick, Alexander S. Drusch, Darragh J. Lynch, Gesine H. Seeber, Katherine F. Wilford, Troy L. Hooper, Brad S. Allen, Dennis G. O’Connell, Maria J. Mena-Iturriaga, Kinyata J. Cooper, Phillip S. Sizer

“… # Hypothesis/Purpose The purpose of this study was to examine the effects of VPAC performance on trunk muscle and LE biomechanical responses during loaded BackS versus FrontS in healthy subjects. # Study Design Controlled Laboratory Study # Methods Healthy male subjects with the ability to perform a sub-maximal loaded barbell squat lift were recruited. …”
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Descriptive Strength and Range of Motion in Youth Baseball Players by Ross M Nakaji, Todd S Ellenbecker, Kevin M McClenahan, Lianna M Roberts, Chase Perez, Scott B Dickenson

“… # Purpose To establish normative data for external (ER) and internal (IR) rotation range of motion (ROM), total arc range of motion (TROM), and isometric rotator cuff strength in youth baseball players, and to compare between the dominant throwing arm (D) to the non-dominant arm (ND). # Study Design Cross-sectional # Methods Patient population included 50 (5 to 12-year-old) uninjured, healthy athletes. …”
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Protocol for a living systematic review for the management of concussion in adults by Mark Bayley, Diana Velikonja, Shawn Marshall, Alexander Lithopoulos, Dorothyann Curran, Lisa Fischer, Christopher Knee, Julia Lauzon, Margaret Nevison

“…Multiple validated tools are being used to assess risk of bias, and the tool applied matches the document or study design (eg, Downs and Black Scale for healthcare interventions). …”
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Shoulder Isokinetic Strength Balance Ratio in Overhead Athletes: A Cross-Sectional Study by Valentine Zimermann Vargas, Caroline Motta, Rodrigo Luiz Vancini, Claudio Andre Barbosa de Lira, Marilia Santos Andrade

“… # Purpose To compare strength balance ratios between different overhead sports (volleyball, handball, swimming, judo, baseball, softball, functional movements performed at high-intensity interval training, and tennis) with a control athletic group (no overhead group). # Study design Cross-sectional study. # Methods A total of 237 athletes were submitted to isokinetic shoulder strength tests. …”
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Serum cardiac and inflammatory biomarker levels following chemotherapy among female patients with breast cancer attending at Tikur Anbessa Specialized Hospital, Addis Ababa, Ethiop... by Muluabay Getie, Biset Asrade Mekonnen, Daniel Seifu, Yonas Mulugeta, Solomon Tebeje, Chernet Tafere, Asmare Amuamuta

“…Methods An experimental study design was used. Forty patients with breast cancer were selected using a convenience sampling method. …”
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Sequencing and Integration of Cervical Manual Therapy and Vestibulo-oculomotor Therapy for Concussion Symptoms: Retrospective Analysis by Christopher Kevin Wong, Lauren Ziaks, Samantha Vargas, Tessia DeMattos, Chelsea Brown

“… # Purpose This study sought to describe the clinical and patient-reported outcomes for people with post-concussion symptoms after a protocol sequenced to address cervical dysfunction and benign paroxysmal positional vertigo within the first three weeks of injury, followed by integrated vision and vestibular therapy. # Study Design Retrospective longitudinal cohort analysis # Methods Records from a concussion clinic for 38 patients (25 male 13 female, aged 26.9±19.7 years) with post-concussion symptoms due to sports, falls, assaults, and motor vehicle accident injuries were analyzed. …”
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Antimicrobial effect of silver diamine fluoride (SDF) in arresting dentine caries of permanent teeth: A Systematic review [version 1; peer review: 2 approved] by Mamata Hebbal, Albandri Mohammed Alowid, Praveen Jodalli, Shahad Saad Alkait, Ghadeer Ghalab Almutairi, Fatimah Salim Almufarji

“…However, variations in study design, methodology, and outcome measures were observed across the included studies. …”
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Conducting clinical trials with self-collection of pharmacokinetic samples: Experience from an exploratory, phase 1, open-label trial of centanafadine SR in healthy individuals by Chelsea Ye, Tatiana Shablinski, Susan E. Shoaf, Chris Chung, Michelle Bullock

“…Conclusions: Results from this decentralized PK trial, with remote, in-home sample collection and monitoring, demonstrated the potential feasibility of this study design.…”
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The Systemic Effects of Blood Flow Restriction Training: A Systematic Review by Bradley C Miller, Alexander W Tirko, Justin M Shipe, Olivia R Sumeriski, Kelley Moran

“… # Purpose The purpose of this study was to systematically review the systemic effects of blood flow restriction training when combined with exercise intervention. # Study Design Systematic review. # Methods Three literature searches were performed: June 2019, September 2019, and January 2020; using MedLine, ScienceDirect, PubMed, Cochrane Reviews and CINAHL Complete. …”
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