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 1.60 (0.08, 3.12) 0.039 0.28 0.870 0.00 0.188
≤ 6 weeks 5 0.38 (-0.62, 1.38) 0.455 1.32 0.858 0.00
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 1.56 (0.07, 3.05) 0.040 0.34 0.952 0.00 0.196
Resistance training 4 0.38 (-0.63, 1.38) 0.464 1.32 0.725 0.00
Overall 8 0.75 (-0.09, 1.58) 0.079 3.33 0.853 0.00 -