Table 1

Age, gender and sick leave among responders (n = 2,534) and non-responders (n = 812) to the work environment questionnaire
Responders Non-responders P-value
Age, median (min-max) 49.2 (19–68) 47.2 (18–68) <0.001
Female, n (%) 2,433 (96) 751 (93) <0.001
Total sick leave, n (%) <0.001
   0-14 days 1,909 (75) 549 (68)
   More than 14 days 625 (25) 263 (32)
Spell patterns, n (%) <0.001
   0-2 short spells 1,378 (54) 380 (47)
   3-9 short spells 490 (19) 162 (20)
   2-13 mixed spells 515 (20) 183 (23)
   1-3 long spells 151 (6) 87 (11)
Total number of spells,
   Median (min-max) 2 (0–13) 2 (0–11) 0.04
Total sick leave, median duration in days (min-max) *
   0-14 days 3 (0–14) 3 (0–14) 0.5
   More than 14 days 35 (15–581) 45 (15–613) <0.001
Spell patterns, median duration in days (min-max) *
  0-2 short spells 2 (0–13) 2 (0–12) 0.97
  3-9 short spells 9 (3-28) 9 (3-31) 0.82
  2-13 mixed spells 29 (9–421) 35 (10–321) 0.02
  1-3 long spells 66 (8–581) 162 (8–613) 0.002

* All sick leave spells ended in 2005 are included, therefore maximum duration exceeds 365 days.

Stapelfeldt et al.

Stapelfeldt et al. BMC Public Health 2013 13:578   doi:10.1186/1471-2458-13-578

Open Data