TABLE 4.

Prevalence of Early-Onset OM and Repeated OM, by Protective Factors, by Phase of Survey, NHANES III, 1988–1994

% Early-Onset OMRR95% CIP Value% Repeated OMRR95% CIP Value
Phase I (1988–1991)Phase II (1991–1994)Phase I (1988–1991)Phase II (1991–1994)
Poverty status
 Below poverty32.5%41.7%1.3(1.03, 1.6).0323.7%37.8%1.6(1.2, 2.1).002
 Above poverty44.7%48.0%1.1(.96, 1.2).2039.9%43.4%1.1(.96, 1.2).17
Education of head of household
 <High school34.8%45.5%1.3(1.05, 1.6).0224.9%41.7%1.7(1.3, 2.1).001
 High school graduate41.1%41.6%1.0(.9, 1.2).8836.7%36.7%1.0(.8, 1.2).98
 >High school graduate44.8%49.5%1.1(.9, 1.3).2638.8%45.0%1.2(.97, 1.4).11
Have a usual source of care
 Yes42.2%46.3%1.1(.99, 1.2).0635.5%41.3%1.2(1.03, 1.3).02
 No21.1%36.2%1.7(.99, 3.0).0422.5%36.2%1.6(.96, 2.7).06