Table 1. Characteristics of participants.

		Total		Urban		Sub-urban
		n or Median	% or Interquartile Range	n or Median	% or Interquartile Range	n or Median	% or Interquartile Range
Sex	Boys	57918	52.4	29055	52.3	28863	52.5
	Girls	52573	47.6	26465	47.7	26108	47.5
	Total	110491	100.0	55520	100.0	54971	100.0
Age group	1–11	17079	15.5	8836	15.9	8243	15.0
(months)	12–23	16380	14.8	8467	15.3	7913	14.4
	24–35	13740	12.4	7153	12.9	6587	12.0
	36–47	15158	13.7	7561	13.6	7597	13.8
	48–59	19921	18.0	10005	18.0	9916	18.0
	60–71	17141	15.5	8225	14.8	8916	16.2
	72–83	11072	10.0	5273	9.5	5799	10.5
	Total	110491	100.0	55520	100.0	54971	100.0
Region	Northern	42294	38.3	20372	36.7	21922	39.9
	Central	35260	31.9	18485	33.3	16775	30.5
	Southern	32937	29.8	16663	30.0	16274	29.6
	Total	110491	100.0	55520	100.0	54971	100.0
HAZ		0.36	1.32	0.40	1.31	0.30	1.32
WAZ		0.31	1.21	0.31	1.21	0.30	1.22
BMIZ		0.14	1.24	0.11	1.25	0.17	1.23