Effect Effect Heterogeneity Heterogeneity Heterogeneity
Group
\begin{multline} \begin{matrix}\text{No.\ of\ }\\ \text{dataset}\\ \end{matrix}^{a} \end{multline} \[\text{Difference\ in\ means}^{b}\] \[95\%\ CI\]
P-value*
Q test
\[{I^{2}}^{c}\%\] P for between subgroup heterogeneity
Duration 0.617
3 month 3 -12.977(-33.400_7.445) 0.213 1.690 0.000
6 month 6 -20.178(-39.646_-0.710) 0.042 6.800 26.468
Health status 0.005
Metabolic syndrome 3 -33.885(-75.402_7.633) 0.110 1.894 0.000
Hypercholesterolemia 2 -19.300(-19.502_-19.098) 0.000 0.004 0.000
PCOS 2 -14.402(-40.991_12.187) 0.288 1.000 0.000
NAFLD 2 7.461(-7.470_22.392) 0.327 0.506 0.000
Sample Size 0.929
<100 3 -17.105(-36.745_2.535) 0.088 0.544 0.000
>100 6 -18.310(-36.045_-0.575) 0.043 8.349 40.110
Plus orlistat 0.017
Low calorie/low fat diet 3 -35.949(-66.772_-5.127) 0.022 2.200 9.109
Low calorie/low fat diet + Medication 4 -15.319(-30.232_-0.406) 0.044 2.826 0.000
Nothing 2 7.461(-7.470_22.392) 0.327 0.506 0.000