Frequency (N = 45)

Percentage (%)

Not specified

18

40.0

Heart failure

16

35.6

Bronchopneumonia

9

20.0

Sepsis

6

13.3

Rhythm disorder

2

4.4

Endocarditis

2

4.4

Severe malnutrition

1

2.2

Severe anaemia

1

2.2