Table 2

Mean total duration of sickness absence

GroupMean (95% CI) total duration of absenteeism (days)Z Valuep Value
Diabetic employeesNon-diabetic employees
Total31.71 (24.86 to 38.57)16.57 (11.72 to 21.42)−2.66410.008
By sex:
 Men26.52 (18.52 to 34.52)12.35 (5.62 to 19.08)−2.55390.01
 Women39.92 (39.92 to 52.23)23.24 (14.07 to 32.41)−1.22560.22
By age:
 21–3024.32 (3.96 to 44.68)10.84 (1.81 to 19.86)−0.49550.62
 31–4025.23 (15.43 to 35.04)15.17 (4.87 to 25.48)−2.56300.01
 41–5034.49 (25.50 to 43.48)17.62 (11.57 to 23.68)−1.88580.05
By occupation:
 Unskilled workers34.71 (21.97 to 47.45)25.20 (12.66 to 37.74)−0.47370.64
 Construction workers38.43 (3.94 to 72.91)0.79 (−0.91 to 2.48)−2.29550.02
 Shop assistants37.00 (10.75 to 63.25)11.75 (3.30 to 20.20)−1.01930.31
 Skilled workers36.25 (15.47 to 57.02)20.09 (6.37 to 33.81)−1.34610.18
 Clerks23.88 (9.60 to 38.15)9.28 (4.31 to 14.25)−0.87010.38
 Drivers29.72 (5.45 to 54.00)15.55 (1.28 to 29.82)−1.45770.15
 Teachers13.43 (−5.00 to 31.85)12.57 (0.05 to 25.10)−0.42450.67
 Medical staff69.92 (4.29 to 135.56)29.39 (−7.45 to 66.21)−0.86400.39
 Lawyers, journalists, economists15.46 (3.62 to 27.30)3.77 (0.73 to 6.80)−0.84370.40
By disability:
 Non-disabled28.18 (21.52 to 34.84)15.95 (11.11 to 20.79)−2.24520.02
 Disabled78.68 (38.32 to 119.04)46.75 (−2.50 to 96.02)0.51790.60