Table 4 Results of multivariable analysis for the secondary outcome of mortality

Age

1.02

(0.99–1.05)

0.227

Sex - Females

0.57

(0.31–1.04)

0.067

Initial Unit

 Trauma

REF

(REF - REF)

REF

 General Medicine

0.85

(0.38–1.86)

0.689

 Orthopaedic

1.38

(0.54–3.52)

0.501

 Other

3.84

(1.58–9.15)

0.003

Mobility

 Independent nil aid

REF

(REF - REF)

REF

 Independent with aid

0.74

(0.38–1.44)

0.374

 Supervision

0.43

(0.09–1.64)

0.253

 Assistance

0.35

(0.08–1.32)

0.138

 Non Ambulant

0.19

(0.01–1.91)

0.204

Katz Score

0.79

(0.62–1.01)

0.246

Usual Residence

 Home Alone

REF

(REF - REF)

REF

 Home with Others

0.69

(0.36–1.31)

0.246

 RACF

1.49

(0.50–4.32)

0.469

 SRS

0.78

(0.04–5.07)

0.829

Low Fall

1.67

(0.77–3.77)

0.205

Complications

 Delirium

2.80

(1.56–5.08)

0.001

 Pneumonia

4.55

(2.44–8.42)

< 0.001

 MI

2.41

(0.47–9.53)

0.242

 Transfusion

3.38

(1.74–6.60)

< 0.001

Anticoagulants

1.49

(0.81–2.66)

0.189

Polypharmacy

1.67

(0.79–3.83)

0.202

CCI

1.02

(0.86–1.19)

0.810

Dementia

0.78

(0.33–1.71)

0.545

Surgery

0.24

(0.11–0.53)

0.001