Table 4.

Final Classification of Otologic Diagnosis in 13 109 Kenyan Children by District With Rate/1000 Children

	AOM	OME	CSOM	Tympanosclerosis
Region	N [Rate; 95% CIa]	N [Rate; 95% CI ]	N [Rate; 95% CI]	N [Rate; 95% CI ]
Rift Valley N = 3232	23 [7.1; 4.2–10]	66 [20.4; 15.5–25.3]	72 [22.3; 17.1–27.4]	3 [0.9; 0.2–2.7]
Other Districts N = 9877	69 [7; 5.3–8.6]	127 [12.9; 10.6–15.1]	131 [13.3; 11–15.5]	6 [0.6; 0.2–1.3]
P valuea	.52	.001	<.001	.39

Abbreviations: AOM, acute otitis media; CI, confidence interval; CSOM, chronic suppurative otitis media; OME, otitis media with effusion.

^aComparison of incidence rates [16].