Effects of fatigue on physiological, physical fitness, and stroke performance related parameters in healthy tennis players: a systematic review and meta-analysis.

After exclusion, this effect became highly significant ( F (1,7) = 38.155, p < 0.001) and the estimated coefficient increased in magnitude ( β = −6.510, 95% CI = −9.003 to −4.018), indicating a greater difference between the two groups after the removal of influential studies.

also in 132,142 other papers