Browsing by Author "Doi, Suhail A"
Now showing items 21-30 of 30
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P-value driven methods were underpowered to detect publication bias: analysis of Cochrane review meta-analyses
Furuya-Kanamori, Luis; Xu, Chang; Lin, Lifeng; Doan, Tinh; Chu, Haitao; Thalib, Lukman; Doi, Suhail A R... more authors ... less authors ( Elsevier , 2019 , Article)To investigate the effect of number of studies in a meta-analysis on the detection of publication bias using p-value driven methods. The proportion of meta-analyses detected by Egger's, Harbord's, Peters', and Begg's tests ... -
Prenatal and early life origins of adolescence sleep problems: evidence from a birth cohort.
Fatima, Yaqoot; Cairns, Alice; Skinner, Isabelle; Doi, Suhail A R; Mamun, Abdullah Al ( De Gruyter , 2018 , Article)Purpose This study aims to identify the prenatal and early life predictors of adolescence sleep problems. Methods Sleep data (n = 5081) from the 14-year (13.92 ± 0.34 years) follow-up of a birth cohort were analyzed to ... -
Prevalence and determinants of symptomatic COVID-19 infection among children and adolescents in Qatar: A cross sectional analysis of 11445 individuals.
Musa, Omran A H; Chivese, Tawanda; Bansal, Devendra; Abdulmajeed, Jazeel; Ameen, Osman; Islam, Nazmul; Xu, Chang; Sallam, Mohamed A; Albayat, Soha S; Khogali, Hayat S; Ahmed, Shazia N N; Himatt, Sayed M; Nour, Mohamed; Elberdiny, Aiman A; Abdallah, Abdallah Musa; Furuya-Kanamori, Luis; Al-Romaihi, Hamad E; Doi, Suhail A R; Al-Thani, Mohammed H J; Farag, Elmoubashar Abu Baker Abd... more authors ... less authors ( Cambridge University Press , 2021 , Article)There is a paucity of evidence about the prevalence and risk factors for symptomatic infection among children. This study aimed to describe the prevalence of symptomatic COVID-19 and its risk factors in children and ... -
Redefining effect modification
Doi, Suhail A.; Abdulmajeed, Jazeel; Xu, Chang ( Wiley , 2022 , Article)The odds ratio (OR) has been misunderstood in evidence based medicine and clinical epidemiology. Currently, “noncollapsibility” is considered a problem with interpretation of the OR and it is thought that the OR is rarely ... -
The robust error meta-regression method for dose-response meta-analysis.
Xu, Chang; Doi, Suhail A R ( Lippincott, Williams & Wilkins , 2018 , Article)Dose-response meta-analysis has been widely employed in evidence-based decision-making. Currently, the most popular approach is the one or two-stage generalized least squares for trend model. This approach however has some ... -
Sedentary Behavior, Physical Activity, and All-Cause Mortality: Dose-Response and Intensity Weighted Time-Use Meta-analysis.
Xu, Chang; Furuya-Kanamori, Luis; Liu, Yu; Færch, Kristine; Aadahl, Mette; A Seguin, Rebecca; LaCroix, Andrea; Basterra-Gortari, F Javier; Dunstan, David W; Owen, Neville; Doi, Suhail A R... more authors ... less authors ( Elsevier , 2019 , Article)Previous studies have placed those with excessive sedentary behavior at increased risk of all-cause mortality. There is evidence of interdependency of sedentary behavior with physical activity, and its elucidation will ... -
Selecting the best meta-analytic estimator for evidence-based practice: a simulation study.
Doi, Suhail A R; Furuya-Kanamori, Luis ( Lippincott, Williams & Wilkins , 2019 , Article)Studies included in meta-analysis can produce results that depart from the true population parameter of interest due to systematic and/or random errors. Synthesis of these results in meta-analysis aims to generate an ... -
Sleep problems in adolescence and overweight/obesity in young adults: is there a causal link?
Fatima, Yaqoot; Doi, Suhail A R; Al Mamun, Abdullah ( Elsevier , 2018 , Article)This study aims to explore if there is a causal association between adolescence sleep problems and overweight/obesity (Ow/Ob) in young adults. Youth self-reports were used to explore if adolescence (mean age 13.90 years, ... -
Stratification by quality induced selection bias in a meta-analysis of clinical trials.
Stone, Jennifer; Gurunathan, Usha; Glass, Kathryn; Munn, Zachary; Tugwell, Peter; Doi, Suhail A R... more authors ... less authors ( Elsevier , 2018 , Article)The inconsistency demonstrated across strata when using different scales has been attributed to quality scores and stratification continues to be done using risk of bias domain judgments. This study examines if restricting ... -
A unified framework for bias assessment in clinical research
Stone, Jennifer C; Glass, Kathryn; Clark, Justin; Munn, Zachary; Tugwell, Peter; Doi, Suhail A R... more authors ... less authors ( Lippincott, Williams & Wilkins , 2019 , Article)Methodological flaws, limitations, and inadequate practices in research are well known and pose threats to the internal validity of any research study. However, there are ways of safeguarding research conduct to reduce the ...