Table 1

Risk factors for hospitalization over longitudinal follow-up: demographic characteristics and smoking


Baseline
Risk of

interview
hospitalization at

(mean [SD]
18 months
Risk factor
or n [%])
(OR [95% CI])

Age (per 10 years)
40.5 (7.3)
1.0 (0.6–1.7)
Female gender
177 (73%)
1.1 (0.5–2.4)
Non-white race/ethnicity
71 (29%)
2.1 (1.1–4.0)
Education (years)
14.9 (2.5)
0.8 (0.70–0.96)
Household income*
45,000
1.3 (1.1–1.5)
Married or cohabitating
160 (66%)
1.0 (0.5–2.1)
Current cigarette smoking
18 (7%)
2.1 (0.7–6.4)
Past cigarette smoking
87 (36%)
1.3 (0.6–2.6)

Bivariate analysis (n = 242). *Median household income (25th–75th interquartile range, $25,000–$62,500); odds ratio per $10,000 decrement.

Eisner et al. Respiratory Research 2001 2:53   doi:10.1186/rr37