TABLE 3.

Differences in mean HAZs between girl and boy indigenous children aged 6–17 and 18–29 mo, DHS data¹

Age and sex	n	Mean HAZ	Girls minus boys, cm	P > t2	Difference of the differences	P > t2
6–17 mo					—	—
Girls	147	−1.97 ± 0.163	0.79 ± 0.17	<0.001
Boys	181	−2.76 ± 0.13
18–29 mo					—	—
Girls	158	−3.06 ± 0.15	0.30 ± 0.14	0.033
Boys	181	−3.36 ± 0.10
Difference of the differences	—	—	—	—	0.492	0.022

¹DHS, Demographic and Health Survey; HAZ, height-for-age z score.

²One-tailed test.

³Mean ± SE (all such values).