. 2023 Aug 3;23:1478. doi: 10.1186/s12889-023-16339-7

Table 4.

Stratified random effect meta-analysis of effect of intervention on outcomes in target population according to type of psychological intervention, intervention duration, age, intervention design, intensity of intervention, type of control group

	BMI
	BMI z-score SMD (95% CI)	BMI means (kg/m²) SMD (95%CI)	WC (cm) SMD (95%CI)
Sub- groups
Type of psychological intervention
CBT	-0.31(-0.79, 0.17)	-0.39 (-0.88, 0.09)	-0.53 (-1.03, -0.04)^a
CBT& MI	0.12 (-0.17, 0.42)	0.12 (-0.17, 0.42)	--------
MI	-0.66 (-1.15, -0.17)^a	-1.43 (-3.37, 0.49)	-2.12 (-5.09, 0.84)
Intervention duration
≤ 6 month	-0.46 (-0.81, -0.11)^a	-0.75 (-1.58, 0.06)	-1.27 (-2.58, 0.02)
> 6 month	-0.13 (-0.75, -0.08)^a	-0.88 (-2.36, 0.59)	0.96 (-0.88, 2.80)
Age
≤ 12-year-old	-0.33 (-0.74, 0.07)	-0.44 (-1.73, 0.84)	-1.85 (-5.09, 1.39)
> 12-year-old	-0.16 (-0.52, 0.20)	-0.79 (-1.57, -0.01)^a	0.17 (-0.99, 1.34)
Intervention design
Group-based	-0.45 (-0.79, -0.11)^a	-0.98 (-1.80, -0.16)^a	-1.11 (-2.29, 0.06)
Individual-based	-0.02 (-0.29, 0.25)	-0.21 (-1.51, 1.09)	-
Intensity of intervention
Very low (< 10 h)	-0.88 (-1.20, -0.56)^a	-	-
Low (10–25 h)	-0.25 (-1.09, 0.58)	-0.25 (-0.50, 0.00)	-0.34 (-0.59, -0.09)^a
Moderate (26–75 h)	-0.96 (-1.83, -0.10)^a	-1.40 (-2.56, -0.23)^a	-1.86 (-4.07, 0.35)
High (> 75 h)	-	-	0.96 (-0.88, 2.80)
Type of control group
Passive	-0.27 (-0.86, 0.32)	-0.41 (-0.79, -0.02)^a	-0.24 (-0.44, -0.04)^a
Active	-0.07 (-0.45, 0.32)	-0.53 (-1.40, 0.33)	0.39 (-1.17, 1.95)
Routine care	-0.86 (-1.04, -0.67)^a	-1.00 (-3.51, 1.50)	-2.97 (-7.23, 1.29)
No Intervention	-0.62 (-1.72, 0.48)	-1.93 (-2.76, -1.10)^a	-

SMD Standardized mean difference, CI Confidence Interval, BMI Body Mass Index, WC Waist Circumference, CBT Cognitive Behavior Therapy, MI Motivational Interviewing

^aStatistically significant