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Table 2 Comparisons of registered sick leave days between the WSQ intervention (n = 132) and the control group (n = 139)

From: Does early identification of work-related stress, combined with feedback at GP-consultation, prevent sick leave in the following 12 months? a randomized controlled trial in primary health care

Time period WSQ intervention group, n = 132 Control group, n = 139 p-value
During mean sd median Q1;Q3 mean sd median Q1;Q3
3 months following baseline, gross days 11.39 25.12 0 0;3.75 11.24 24.90 0 0;0 0.667
3 months following baseline, net days 9.07 20.96 0 0;3.75 9.58 22.60 0 0;0 0.685
6 months following baseline, gross days 21.98 49.13 0 0;10.75 22.97 48.90 0 0;10 0.869
6 months following baseline, net days 16.98 39.71 0 0;7.75 18.82 41.77 0 0;10 0.930
12 months following baseline, gross days 38.98 86.37 0 0;22.5 45.14 84.65 0 0;60 0.626
12 months following baseline, net days 30.60 71.20 0 0;13.75 38.99 68.86 0 0;46 0.612
  1. Mann-Whitney Test, sd standard deviation, Q1;Q3 = first and third quartile