Meta-analysis Meta-analysis Heterogeneity Heterogeneity Heterogeneity Heterogeneity
Study group
No. of effect sizes
Effect Mean difference (95%CI)
P effect
Q statistic
P within group
I2 (%)
P between group
Duration Duration Duration Duration Duration Duration Duration Duration
> 6 weeks 3 -0.25 (-1.42, 0.90) 0.668 0.23 0.893 0.00 0.144
≤ 6 weeks 5 -2.47 (-4.72, -0.21) 0.032 10.96 0.027 63.50
Type of exercise activities Type of exercise activities Type of exercise activities Type of exercise activities Type of exercise activities Type of exercise activities Type of exercise activities Type of exercise activities
Aerobic and anaerobic combined 4 -0.16 (-1.16, 0.84) 0.753 0.32 0.956 0.00 0.003
Resistance training 4 -3.30 (-5.50, -1.10) 0.003 4.93 0.177 39.1
Overall 8 -1.35 (-2.70, 0.002) 0.050 14.05 0.050 50.20 -