Table 2 Factors associated with unknown self-rated health (multivariate Poisson regression)
Variable | PR | CI (95%) | ||
|---|---|---|---|---|
Sex (ref. female) | 0.25 | (0.10–0.63) | ||
Age (ref. 65–74 years) | 75–84 | 0.13 | (0.04–0.45) | |
≥85 | 0.11 | (0.005–0.28) | ||
Educational level (ref. primary or less) | Secondary and higher | 0.68 | (0.22–2.13) | |
Pressure ulcer (ref. No) | 1.15 | (0.64–2.07) | ||
Disability (Barthel index) | 0.76 | (0.67–0.86) | ||
CHP (ref. < 2) | ≥2 | 0.94 | (0.75–1.33) | |
Dementia (ref. No) | 8.03 | (3.38–19.03) | ||
Depression (ref. No) | 0.59 | (0.23–1.47) | ||
COPD (ref. No) | 0.90 | (0.51–1.58) | ||
Cancer (ref. No) | 0.97 | (0.48–1.95) | ||
Diabetes (ref. No) | 0.68 | (0.33–1.41) | ||
CHF (ref. No) | 0.45 | (0.18–1.14) | ||