Table 2 Cox regression analysis for patients treated for IE in Western Norway during 2016–2022^a

Mitral valve (yes vs. no)

2.64

1.60–4.34

< 0.001

3.01

1.64–5.55

< 0.001

Age (per year)

1.03

1.01–1.05

0.001

1.02

1.00–1.04

0.017

Surgery performed (yes vs. no)

0.28

0.13–0.58

< 0.001

0.39

0.18–0.85

0.018

Female sex (yes vs. no)

1.83

1.11–3.02

0.017

1.37

0.81–2.32

0.241

Aortic valve (yes vs. no)

0.73

0.44–1.21

0.222

1.26

0.68–2.33

0.260

S. aureus (yes vs. no)

1.37

0.82–2.27

0.228

1.53

0.86–2.71

0.147

Enterococci (yes vs. no)

0.82

0.42–1.60

0.552

0.74

0.36–1.54

0.422

Native valve (yes vs. no)

0.85

0.52–1.39

0.523

0.82

0.48–1.39

0.454