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Table 4 Multiple regression analysis predicting hospital mortality using interview and medical records data (N = 1402)

From: Impact of data source and time reference of functional status on hospital mortality prediction

  Model with Pre-admission ADL Impairment Model with On-admission ADL Impairment
  Interview Medical records Interview Medical records
  OR (CI) OR (CI) OR (CI) OR (CI)
Any ADL Impairment (ref = No) 6.6 *** (4.0 – 10.9) 5.3 *** (3.1 -8.9) 6.3 *** (3.8 – 10.4) 19.5 ** (2.7 – 142.2)
Pneumonia (ref = No) 3.6 *** (2.1 – 6.0) 2.9 *** (1.7 – 5.0) 3.7 *** (2.2 – 6.2) 4.1 *** (2.5 – 6.9)
AMI (ref = No) 9.0 *** (3.1 – 26.3) 13.1 *** (4.5 – 37.8) 11.8 *** (4.0 – 34.4) 9.9 *** (3.5 – 28.3 )
Sepsis (Ref = No) 5.8 ** (1.9 – 17.5) 5.5 ** (1.8 – 16.4) 5.3 ** (1.7 – 16.1) 6.6 ** (2.2 – 19.3)
Renal Failure (ref = No) 6.1 ** (2.0 – 18.7) 6.4 ** (2.1 – 19.7) 7.0 ** (2.3 – 21.4) 5.7 ** (1.9 – 17.1)
CCI ≥ 3 (ref = CCI < 3) 2.1 ** (1.3 – 3.4) 1.9 ** (1.2 – 3.1) 2.1 ** (1.3 – 3.3) 2.2 ** (1.4 – 3.6)
Chinese (ref = No) - 2.1 (1.0 – 4.6) 2.2 (1.0 – 4.8) 2.1 (1.0 – 4.6)
Age - - - 1.0 * (1.0 – 1.1)
c-statistic 0.83 0.82 0.84 0.81
AIC statistics 521.95 535.78 522.27 547.56
  1. *P < 0.05 **P < 0.01 ***P < 0.001.
  2. ADL: Activities of Daily Living; OR: Adjusted Odds Ratio; CI: 95% Confidence Interval; AMI: Acute Myocardial Infarction; AIC: Akaike’s Information Criterion; CCI: Charlson Comorbidity Index; ref: Reference group.