Table 5 Comparison of questionnaire and sickness fund data (n = 48)
| Â | Retrospective cost questionnaire | Sickness fund data | Zero difference (+/- 1) | ICC | p* |
|---|---|---|---|---|---|
| Â | Mean (SD) | Mean (SD) | n (%) | Â | Â |
Days off work hospitalized | 1.8 (7.45) | 1.8 (7.5) | 42 (87.5) | 0.92 | 0.92 |
Days off work not hospitalized | 25.3 (33.4) | 29.1 (33.5) | 25 (52.1) | 0.94 | 0.03 |
Total days of sick leave | 27.2 (35.2) | 30.9 (34.9) | 29 (60.4) | 0.94 | 0.03 |