Table 3.

Results of the subgroup analyses and overall analyses.

	No. of datasets	No. of subjects	Meta-analysis MD (95% CI)	P-value	Heterogeneity Q statistic	P-value	I2 (%)	P between group
Body weight (kg)
Overall	10	363	−2.40 (−4.04, −0.77)	0.004	18.32	0.03	51	–
Intervention duration
≤10 weeks	5	188	−1.17 (−4.91, 2.58)	0.54	8.82	0.07	55	0.29
>10 weeks	5	175	−3.30 (−4.67, −1.92)	<0.00001	6.08	0.19	34
Participant type
Overweight	3	88	−0.56 (−5.04, 3.93)	0.81	6.34	0.04	68	0.02
Obesity	5	218	−3.81 (−4.82, −2.81)	<0.00001	2.58	0.63	0
Both	2	57	3.31 (−2.14, 8.75)	0.23	0.21	0.65	0
Body mass index (kg/m2)
Overall	10	363	−1.17 (−1.85, −0.50)	0.0006	23.04	0.006	61	–
Intervention duration
≤10 weeks	5	188	−1.36 (−2.95, 0.24)	0.1	11.65	0.02	66	0.71
>10 weeks	5	175	−1.04 (−1.67, −0.40)	0.001	8.14	0.09	51
Participant type
Overweight	3	88	−0.83 (−1.59, −0.06)	0.03	0.79	0.67	0	0.44
Obesity	5	218	−1.35 (−2.33, −0.38)	0.007	18.84	0.0008	79
Both	2	57	−0.03 (−1.93, 1.88)	0.98	0.01	0.93	0
Body fat percentage (%)
Overall	8	305	−4.22 (−6.44, −2.01)	0.002	59.72	<0.00001	88	–
Intervention duration
≤10 weeks	4	158	−6.39 (−10.65, −2.12)	0.003	40.47	<0.00001	93	0.10
>10 weeks	4	147	−2.77 (−3.65, −1.88)	<0.00001	2.35	0.50	0
Participant type
Overweight	2	60	−9.82 (−20.16, 0.53)	0.06	28.24	<0.00001	96	0.04
Obesity	4	188	−3.56 (−5.07, −2.04)	<0.00001	9.02	0.03	67
Both	2	57	−0.12 (−2.82, 2.58)	0.93	0.13	0.72	0

Both, overweight and obesity; MD, mean difference.