Table 5 Risk factors for 30-day mortality according to univariate and multivariable Cox proportional hazards analysis

Female gender

1.06

0.76–1.46

0.78

Multilobar infiltrates

1.25

0.85–1.85

0.458

Pleural effusion

1.28

0.86–1.89

0.25

PSI > 130 points (Class V)

3.88

2.30–6.55

0.0001

2.87

1.64–5.02

0.0001

Any in-hospital CV event

1.99

1.36–2.90

0.001

1.69

1.14–2.51

0.009

Newly diagnosed decompensated heart failure

1.62

1.56–2.55

0.039

New onset AF or flutter

1.04

0.64–1.58

0.99

CAD

1.02

0.64–1.65

0.9

COPD

1.04

0.71–1.55

0.84

Stroke/TIA

1.71

0.74–3.93

0.20

Arterial Hypertension

0.77

0.54–1.09

0.145

Cancer

1.69

1.10–2.60

0.019

Dementia

2.89

1.93–4.31

0.0001

2.41

1.58–3.67

0.0001

Comorbidities > 3

1.74

1.16–2.60

0.011

Acute Kidney Injury during hospitalisation

2.31

1.53–3.49

0.0001

1.86

1.21–2.87

0.005

CKD

1.84

1.16–2.92

0.013