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Table 2 Work performance per month of imprisonment

From: Fifteen years of heroin-assisted treatment in a Swiss prison—a retrospective cohort study

 

Total

Non-HAT

HATa

Missing, N (%)

pb

pBonfc

N (%)

1885 (100)

1788 (94.9)

97 (5.2)

0 (0)

n.a.

 

Salary [Swiss francs], median (IQR, min–max)

33.5 (13.28, 0.0–578.3)

33.0 (13.36, 0.0–578.3)

36.6 (12.04, 0.0–72.2)

3 (0.13)

0.001

0.005

N work days

N (%)

N (%)

N (%)

3 (0.13)

0.0005

0.0025

 0

170 (9.0)

165 (9.2)

5 (5.2)

   

 1–4

57 (3.0)

47 (2.6)

10 (10.3)

   

 5–9

137 (7.3)

118 (6.6)

19 (19.6)

   

 10–14

196 (10.4)

186 (10.4)

10 (10.3)

   

 15–19

715 (38.0)

685 (38.4)

30 (30.9)

   

 20–24

562 (29.9)

539 (30.2)

23 (23.7)

   

 25+

45 (2.4)

45 (2.5)

0 (0.0)

   

N sick days

N (%)

N (%)

N (%)

3 (0.13)

0.0005

0.0025

 0

1403 (74.6)

1354 (75.9)

49 (50.5)

   

 1–4

316 (16.8)

285 (16.0)

31 (32.0)

   

 5–9

86 (4.6)

76 (4.3)

10 (10.3)

   

 10–14

38 (2.0)

33 (1.9)

5 (5.2)

   

 15–19

29 (1.5)

27 (1.5)

2 (2.1)

   

 20+

10 (0.5)

10 (0.6)

0 (0.0)

   

N weekend days at work

N (%)

N (%)

N (%)

3 (0.13)

0.03

0.15

 0

1521 (80.8)

1437 (80.5)

84 (86.6)

   

 1–4

207 (11.0)

195 (10.9)

12 (12.4)

   

 5+

154 (8.2)

153 (8.6)

1 (1.0)

   

N days barn work

N (%)

N (%)

N (%)

3 (0.13)

0.001

0.005

 0

1628 (86.5)

1556 (87.2)

72 (74.2)

   

 1–4

44 (2.3)

37 (2.1)

7 (7.2)

   

 5–9

37 (2.0)

34 (1.9)

3 (3.1)

   

 10–14

31 (1.6)

30 (1.7)

1 (1.0)

   

 15–19

61 (3.2)

54 (3.0)

7 (7.2)

   

 20+

81 (4.3)

74 (4.2)

7 (7.2)

   
  1. HAT heroin-assisted treatment, IQR interquartile range, max maximum, min minimum, N number
  2. aIncludes heroin with or without other substituents (46.4% persons with methadone and 4.1% with morphine or buprenorphine)
  3. bKruskal-Wallis test for salary, otherwise chi-squared test
  4. cBonferroni-corrected p values