Table 2.

Determinants* of receipt of pneumococcal polysaccharide vaccine by age group.

Variable	50–64 yearsa n = 180		≥65 yearsb n = 182
	Odds ratio (95% CI)	P-Value	Odds ratio (95% CI)	P-Value
Female (referent, male)			3.79 (1.47 – 9.74)	.006
Received the influenza vaccine in 2001–02	5.78 (2.51 – 13.30)	<.001	12.88 (5.36 – 30.95)	<.001
Last physical was < 1 year ago	2.82 (1.08 – 7.36)	.034
Frequency of visits to physician (referent, <1 per year)
6–12 times per year	3.39 (1.12 – 10.29)	.031
3–4 times per year	1.82 (0.69 – 4.81)	.229

*By logistic regression

^aControlling for site, race, employment status, self-rated health.

^bControlling for site, smoking status, use of dietary supplements, and recency of last physical exam.