Table 3.

Effectiveness of the intervention on the energy intake per day mean energy intake (kJ/day)

Study, year	SMD	95% CI	% Weight	Forest plot
Bhandari N, 2004	0.93	0.78-1.07	72.07
Santos I, 2001	0.24	−0.24-0.73	6.32
Pachon H, 2002	0.33	0.07-0.59	21.61
I-V Pooled SMD	0.76	0.63-0.88
Heterogeneity chi-square = 19.91 (d.f. = 2) p < 0.001
Test of SMD = 0; z = 12.17 p < 0.001
Median energy intake (kJ/day)
Bhandari N, 2001	0.38	0.10-0.67	42.45
Vazir S, 2012	1.55	1.31-1.80	57.55
I-V pooled SMD	1.06	0.87-1.24
Heterogeneity chi-squared = 37.63 (d.f. = 1) p <0.001
Test of SMD = 0: z = 11.22 p < 0.001