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Table 3 Univariable and multivariable regression models on in-hospital mortality

From: Using mobility status as a frailty indicator to improve the accuracy of a computerised five-level triage system among older patients in the emergency department

Variables

Univariable

Multivariable

Odds ratio (95% CI)

p-value

Odds ratio (95% CI)

p-value

Male sex

1.55 (1.47–1.62)

< 0.001

1.32 (1.22–1.42)

< 0.001

Age group

 18–39

Reference

 

Reference

 

 40–64

5.47 (4.88–6.13)

0.019

3.33 (2.83–3.93)

< 0.001

 65–84

10.66 (9.53–11.93)

< 0.001

4.27 (3.62–5.03)

< 0.001

  ≥ 85

18.94 (16.78–21.38)

< 0.001

5.32 (4.44–6.36)

< 0.001

TTAS

 1–2

14.83 (13.93–15.79)

< 0.001

8.62 (7.87–9.44)

< 0.001

 3

Reference

 

Reference

 

 4–5

0.14 (0.09–0.21)

< 0.001

0.21 (0.13–0.33)

< 0.001

Frailty

 Yes

5.74 (5.34–6.16)

< 0.001

2.20 (2.03–2.38)

< 0.001

 No

Reference

 

Reference

 

Time of ED visit

 08:00–16:00

1.39 (1.29–1.49)

< 0.001

1.15 (1.04–1.28)

< 0.001

 16:00–24:00

1.11 (1.03–1.19)

0.026

0.96 (0.85–1.07)

0.004

 00:00–08:00

Reference

 

Reference

 
  1. Abbreviation: CI Confidence interval, TTAS Taiwan Triage and Acuity Scale, ED Emergency department