Short-term increase in prevalence of nasopharyngeal carriage of macrolide-resistant Staphylococcus aureus following mass drug administration with azithromycin for trachoma control

Table 2 Prevalence of S. aureus carriage over time and between treatment arms

Arm	Survey	N	n (%)	Crude OR (95% CI)	p-value	Adjusted OR^a (95% CI)	p-value
Over time
3×	CSS-1	414	102 (24.6)	1		1
3×	CSS-2	417	161 (38.6)	1.92 (1.66–2.23)	<0.001	1.94 (1.68–2.24)	<0.001
3×	CSS-3	343	30 (8.8)	0.29 (0.24–0.36)	<0.001	0.30 (0.25–0.35)	<0.001
Between treatment arms
1×	CSS-3	375	25 (6.7)	1		1
3×	CSS-3	343	30 (8.8)	1.34 (0.66–2.74)	0.419	1.47 (0.72–3.00)	0.286

ISSN: 1471-2180