Table 5.

Childhood immunizations

Characteristics	% of cases (n = 45)	% of controls (n = 95)	Adjusted* odds ratio		Missing no.
			Estimate	95% CI	Cases	Controls
Polio	97.7	98.6	0.9	0.1–11.2	2	4
Hepatitis	29.7	24.8	1.0	0.4–2.5	8	13
Diphtheria	100.0	99.5	Inf	0.0–Inf	3	6
Pertussis	100.0	99.5	Inf	0.0–Inf	3	5
Measles	85.0	73.8	1.4	0.4–4.3	5	7
Mumps	85.0	70.6	2.0	0.7–6.0	5	6
Rubella	85.4	70.9	1.8	0.6–5.2	4	7
Varicella	2.3	5.7	0.3	0.0–2.8	2	2

CI, confidence interval.

^*Adjusted for African-American race, annual income (four categories, multiply imputed).