Table 4.

Anthropometric characteristics of school-aged children at different time of visits

	6 years	7 years	8 years	9 years	10 years	11 years
Weight, mean ± SD (Kg)	19.9 ± 6.4	23.5 ± 5.8	24.7 ± 6.8	28.3 ± 9.7	29 ± 4.9	38.5 ± 10.6
Height, mean ± SD (cm)	110.9 ± 5.9	119.6 ± 7.1	120.9 ± 6.6	126.9 ± 7.5	131.9 ± 5.6	143.7 ± 7.7
Weight for age z-score (WAZ), mean ± SD	0.1 ± 1.9	0.41 ± 1.3	0.18 ± 1.6	0.16 ± 1.9	− 0.11 ± 0.8	−1.48 ± 1.5
Height for z-score (HAZ), mean ± SD	− 0.07 ± 1.1	0.22 ± 1.2	− 0.28 ± 1.1	− 0.26 ± 1.2	−0.35 ± 0.8	0.16 ± 1
BMI for age z-score (BAZ), mean ± SD	0.16 ± 2.2	0.38 ± 1.1	0.45 ± 1.6	0.41 ± 1.9	0.10 ± 0.8	0.32 ± 1.4