Table 1

Frequency of sickness absence

Group		Frequency (95% CI) of absences/employee		Z Value		p Value
Group		Diabetic employees	Non-diabetic employees	Z Value		p Value
Total	0.89 (0.70 to 1.08)	0.56 (0.47 to 0.65)	−2.4167	0.01
By sex:
Men	0.97 (0.76 to 1.18)	0.44 (0.34 to 0.54)	−2.7800	0.005
Women	0.86 (0.66 to 1.07)	0.75 (0.58 to 0.93)	−0.3876	0.70
By age:
21–30	0.77 (0.16 to 1.39)	0.65 (0.32 to 0.97)	−0.6950	0.49
31–40	1.14 (0.77 to 1.50)	0.63 (0.40 to 0.86)	−2.3898	0.02
41–50	0.83 (0.64 to 0.95)	0.53 (0.43 to 0.64)	−1.7322	0.08
By occupation:
Unskilled workers	0.97 (0.68 to 1.26)	0.64 (0.47 to 0.81)	−0.5127	0.60
Construction workers	1.00 (0.01 to 1.99)	0.07 (−0.08 to 0.23)	−2.2101	0.03
Shop assistants	0.89 (0.51 to 1.27)	0.53 (0.28 to 0.78)	−1.2036	0.23
Skilled workers	1.12 (0.78 to 1.47	0.58 (0.34 to 0.82)	−1.6351	0.09
Clerks	0.68 (0.31 to 1.04)	0.55 (0.28 to 0.83)	−0.4172	0.68
Drivers	0.93 (0.39 to 1.47)	0.48 (0.20 to 0.76)	−1.3725	0.17
Teachers	0.93 (0.13 to 1.73)	0.86 (0.26 to 1.45)	−0.1760	0.86
Medical staff	0.77 (0.33 to 1.21)	0.69 (0.18 to 1.21)	−0.3884	0.70
Lawyers, journalists, economists	0.59 (0.25 to 0.93)	0.44 (0.16 to 0.71)	−0.5742	0.57
By disability:
Non-disabled	0.82 (0.68 to 0.96)	0.55 (0.46 to 0.64)	−2.0385	0.04
Disabled	1.82 (0.87 to 2.77)	1.13 (−0.01 to 2.26)	−0.4006	0.69