Table 1 Baseline characteristics of the total study population and per country

Sex: female

65 (52.4)

36 (58.1)

29 (46.8)

.281^a

Age (y; mean ± SD)

57.7 ± 6.0

58.8 ± 5.2

56.6 ± 6.6

.070^b

BMI (kg/m²; mean ± SD)

29.5 ± 5.3

29.5 ± 5.3

29.5 ± 5.4

.816^b

Educational level

.002 ^a

 Lower

70 (56.5)

25 (40.3)

45 (72.6)

 Secondary

35 (28.2)

24 (38.7)

11 (17.7)

 Higher

19 (15.3)

13 (21.0)

6 (9.7)

Living situation

1.000^a

 Alone

11 (8.9)

5 (8.1)

6 (9.7)

 With partner and/or children

113 (91.1)

57 (91.9)

56 (90.3)

ASA classification

.008^a

 I or II

97 (78.2)

42 (67.7)

55 (88.7)

 III

27 (21.8)

20 (32.3)

7 (11.3)

Comorbidities

.799^a

 None

18 (14.5)

8 (12.9)

10 (16.1)

 One or more

106 (85.5)

54 (87.1)

52 (83.9)

Days in hospital (median (min–max))

9 (1—13)

2 (1—5)

11 (8—13)

< .001^b