Table 1 Sick leave in the older halves of the intervention and control groups as a function of weeks

Week 0

14.3 (5)

5.7 (2)

34.3 (12)

0

45.7 (16)

6.08

.193

9.1 (3)

12.1 (4)

33.3 (11)

12.1 (4)

33.3 (11)

Week 10

34.3 (12)

17.1 (6)

14.3 (5)

2.9 (1)

31.4 (11)

5.83

.212

18.2 (6)

9.1 (3)

36.4 (12)

3.0 (1)

33.3 (11)

Week 20

48.6 (17)

8.6 (3)

14.3 (5)

0

28.6 (10)

7.29

.063

18.2 (6)

18.2 (6)

24.2 (8)

0

39.4 (13)

Week 30

45.7 (16)

11.4 (4)

11.4 (4)

0

31.4 (11)

5.34

.254

30.3 (10)

21.2 (7)

9.1 (3)

9.1 (3)

30.3 (10)

Week 40

48.6 (17)

8.6 (3)

11.4 (4)

2.9 (1)

28.6 (10)

1.81

.771

39.4 (13)

18.2 (6)

15.2 (5)

3.0 (1)

24.2 (8)

Week 50

54.3 (19)

8.6 (3)

11.4 (4)

2.9 (1)

22.9 (8)

2.20

.699

45.5 (15)

15.2 (5)

12.1 (4)

9.1 (3)

18.2 (6)

Week 60

65.7 (23)

8.6 (3)

5.7 (2)

2.9 (1)

17.1 (6)

3.01

.556

48.5 (16)

12.1 (4)

12.1 (4)

9.1 (3)

18.2 (6)

Week 70

68.6 (24)

5.7 (2)

5.7 (2)

0

20.0 (7)

2.67

.445

51.5 (17)

6.1 (2)

15.2 (5)

0

27.3 (9)

Week 80

68.6 (24)

5.7 (2)

2.9 (1)

0

22.9 (8)

4.38

.223

57.6 (19)

6.1 (2)

18.2 (6)

0

18.2 (6)

Week 90

68.6 (24)

8.6 (3)

5.7 (2)

0

17.1 (6)

2.09

.555

57.6 (19)

6.1 (2)

15.2 (5)

0

19.1 (13)

Week 100

68.6 (24)

8.6 (3)

5.7 (2)

0

17.1 (6)

2.19

.701

57.6 (19)

9.1 (3)

12.1 (4)

3.0 (1)

18.2 (6)

Week 110

71.4 (25)

5.7 (2)

2.9 (1)

0

20.0 (7)

4.63

.328

54.5 (18)

12.1 (4)

12.1 (4)

3.0 (1)

18.2 (6)

Week 120

74.3 (26)

2.9 (1)

5.7 (2)

0

17.1 (6)

3.31

.000

57.6 (19)

9.1 (3)

9.1 (3)

3.0 (1)

21.2 (7)

Week 130

77.1 (27)

0

8.6 (3)

0

14.3 (5)

4.94

.176

54.5 (18)

6.1 (2)

15.2 (5)

0

24.2 (8)