Anthropometric indices of Gambian children after one or three annual rounds of mass drug administration with azithromycin for trachoma control

Table 3 Comparison of outcome measures in children enrolled in the PRET trial at baseline, in annual MDA versus single MDA trial arms (aged 3 to 4 years)

Outcome	Annual MDA N =569	Single MDA N =577	Adjusted* coefficient (95% CI), p-value
WHZ, mean (SD)	-0.69 (0.92)	-0.67 (0.94)	0.02 (-0.09 to 0.13), 0.756
HAZ, mean (SD)	-1.15 (1.01)	-1.16 (1.04)	-0.01 (-0.16 to 0.14), 0.885
WAZ, mean (SD)	-1.13 (0.88)	-1.13 (0.87)	0.01 (-0.10 to 0.12), 0.859
			Adjusted† OR (95% CI), p-value
Wasted, n (%)	40 (7.0)	42 (7.3)	1.06 (0.68 to 1.67), 0.796
Stunted, n (%)	107 (18.8)	107 (18.5)	0.98 (0.72 to 1.35), 0.912
Underweight, n (%)	90 (15.8)	90 (15.6)	0.96 (0.70 to 1.32), 0.804

OR = odds ratio, CI = confidence interval.
* adjusted for latrine access, time to water, and district. P-values are from random effects linear regression models.
† adjusted for latrine access, time to water and district. P-values are from comparing random effects logistic regression models with and without trial arm.

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