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Table 3 Survival based on self-rated health according to the final multivariate Cox regression model including health markers

From: Features and impact of missing values in the association of self-rated health with mortality in care homes: a longitudinal study

   Observed model (N = 534) Imputed model (N = 699)
Variable   HR CI (95%) p-value HR CI (95%) p-value
Self-rated health (ref. Good) Bad 1.32 (1.08–1.60) 0.007 1.26 (1.04–1.53) 0.019
Sex (ref. Female) Male 1.07 (0.85–1.35) 0.539 1.02 (0.84–1.24) 0.842
Educational level (ref. Primary or less) Secondary and higher 0.89 (0.63–1.26) 0.491 0.91 (0.66–1.28) 0.588
Civil status (ref. With couple) Without couple 1.16 (0.84–1.61) 0.361 1.08 (0.81–1.46) 0.584
Type of residence (ref. Public) Subsidized 0.87 (0.71–1.07) 0.187 0.82 (0.63–1.07) 0.132
  Private 0.72 (0.54–0.96) 0.028 0.73 (0.55–0.97) 0.032
Pressure ulcer (ref. No) Yes 2.44 (1.19–5.02) 0.017 2.81 (1.61–4.88) 0.001
Disability (ref. Independent) Mild/moderate 1.25 (0.98–1.58) 0.067 1.31 (1.06–1.62) 0.013
  Severe/total 1.99 (1.39–2.84) < 0.001 1.98 (1.52–2.58) < 0.001
Depression (ref. No) Yes 0.65 (0.49–0.87) 0.004 0.66 (0.51–0.85) 0.002
Dementia (ref. No) Yes 0.85 (0.61–1.18) 0.312 1.12 (0.84–1.49) 0.421
COPD (ref. No) Yes 1.30 (0.98–1.74) 0.071 1.36 (1.07–1.73) 0.015
Cancer (ref. No) Yes 1.20 (0.80–1.79) 0.364 1.23 (0.92–1.64) 0.158
CHF (ref. No) Yes 1.38 (1.08–1.78) 0.012 1.38 (1.08–1.77) 0.012
Diabetes (ref. No) Yes 1.39 (1.00–1.92) 0.048 1.22 (0.94–1.59) 0.129
CHP (ref. < 2) ≥2 0.79 (0.58–1.07) 0.123 0.82 (0.65–1.04) 0.104
  1. CHP Chronic health problems, COPD Chronic obstructive pulmonary disease, CHF Congestive heart failure, CI Confidence Interval, HR Hazard ratio,ref Reference category