Table 2

Backward regression analysis showing our independent predictors only. Results displayed for ventilated and non-ventilated patients

Independent predictorsBOR (95% CI)P values
Non-ventilated patients
Age (years)0.0521.05 (1.04 to 1.07)<0.0001
Any cardiovascular disease0.3151.37 (1.05 to 1.80)0.022
CXR evidence of pneumonia0.2841.33 (1.01 to 1.76)0.046
Post-NSECH−0.3830.68 (0.52 to 0.89)0.0042
Charlson score 0<0.0001
Charlson score 1–5−0.1370.87 (0.57 to 1.32)0.52
Charlson score >50.8022.23 (1.65 to 3.02)<0.0001
Admission from nursing home0.6241.87 (1.29 to 2.70)0.0010
Ventilated patients
Age (years)0.0501.05 (1.03 to 1.07)<0.0001
Male−0.4891.63 (1.10 to 2.41)0.014
Post-NSECH−0.6630.52 (0.34 to 0.78)0.0018
Charlson score 00.0083
Charlson score 1–5−0.8400.43 (0.24 to 0.78)0.0054
Charlson score >50.0311.03 (0.67 to 1.58)0.89
  • Full list of cardiovascular diseases and/or stroke diseases is found in the online supplementary file 1.

  • B, beta coefficient;CXR, chest X-ray;NSECH, Northumbria Specialist Emergency Care Hospital.