Table 5. Prevalence of nutritional status by sex and years of evaluation, and differences in prevalence between the years of evaluation by sex.

		1992		1999		2012
		N	%	N	%	N	%	trend	p-value
Boys	Normal	187	75.7	495	67.0	454	73.9	ns¥	0.611
	Stunted	15	6.1	31	4.2	36	5.9	ns¥	0.722
	Wasted	33	13.4	150	20.3	51	8.3	Negative	<0.001
	Stunted_Wasted	8	3.2	27	3.7	5	0.8	Negative	0.005
	Overweight	2	0.8	24	3.2	31	5.0	Positive	0.002
	Obese	2	0.8	12	1.6	37	6.0	Positive	<0.001
Girls	Normal	216	78.3	622	75.3	473	70.4	Negative	0.006
	Stunted	24	8.7	20	2.4	35	5.2	ns¥	0.273
	Wasted	16	5.8	88	10.7	25	3.7	Negative	0.009
	Stunted_Wasted	1	0.4	6	0.7	3	0.4	ns¥	0.916
	Overweight	14	5.1	53	6.4	75	11.2	Positive	0.001
	Obese	5	1.8	37	4.5	61	9.1	Positive	<0.001

¥, ns = non-significant.