1.Introduction For athletes,the quality and quantity of sleep are essential elements for optimizing recovery and subsequent performance.1 Unfortunately,athletes frequently face challenges getting sufficient,high-quali...1.Introduction For athletes,the quality and quantity of sleep are essential elements for optimizing recovery and subsequent performance.1 Unfortunately,athletes frequently face challenges getting sufficient,high-quality sleep.2 A recent systematic review and meta-analysis of 81 studies involving 1830 athletes concluded that compared to healthy non-athletes,athletes'sleep duration was shorter with poorer sleep efficiency.展开更多
Meta-analysis is an important statistical tool,and it is often used to solve clinical problems.However inevitably when conducting a meta-analysis,the included studies often have heterogeneity.This paper suggests the i...Meta-analysis is an important statistical tool,and it is often used to solve clinical problems.However inevitably when conducting a meta-analysis,the included studies often have heterogeneity.This paper suggests the inclusion of relevant background data or contextual variables into the model.The contextual variables are those variables not explicitly measured in the studies included in a metaanalysis;thus,these must be very well-described and justified as parameters for analyses.展开更多
文摘1.Introduction For athletes,the quality and quantity of sleep are essential elements for optimizing recovery and subsequent performance.1 Unfortunately,athletes frequently face challenges getting sufficient,high-quality sleep.2 A recent systematic review and meta-analysis of 81 studies involving 1830 athletes concluded that compared to healthy non-athletes,athletes'sleep duration was shorter with poorer sleep efficiency.
文摘Meta-analysis is an important statistical tool,and it is often used to solve clinical problems.However inevitably when conducting a meta-analysis,the included studies often have heterogeneity.This paper suggests the inclusion of relevant background data or contextual variables into the model.The contextual variables are those variables not explicitly measured in the studies included in a metaanalysis;thus,these must be very well-described and justified as parameters for analyses.
