Table 1.

 Effect of intervention on nutritional status of children (prevalence)

Study	Stunting (height for age)				Underweight (weight for age)				Wasting (weight for height)
	Project	Control	P value		Project	Control	P value		Project	Control	P value
Aiga et al, 200932	50.0	39.0	0.294		24.0	42.0	0.042		5.0	8.0	0.718
Faber et al, 200224	NR	NR	NS		NR	NR	NS		NR	NR	NS
Hoorweg et al, 200015*	93.9	92.3	0.04		84.7	79.4	0.004		94.7	91.3	0.02
Makhotla and Hendriks, 200428	49.1	44.7	NS		29.6	23.8	NS		24.7	19.7	NS
Low et al, 200721	61.0	61.0	NS		24.0	34.0	0.01		3.0	6.0	0.03
Olney et al, 200913	40.5	42.3	NS		36.1	34.4	NS		14.8	11.4	NS
Schipani et al, 200219	20.0	26.6	NS		10.0	16.6	NS		10.0	6.6	NS
Shmidt and Vorster, 199529	78.0	67.0	NS		89.0	67.0	NS		28.0	28.0	NS

NR=prevalence not reported; NS=P value not reported but difference was statistically not significant.

*Reported nutritional status in terms of percentage of international reference values.