Table 1 Absenteeism, presenteeism, total productivity losses and average productivity losses per employee with headache according to headache frequency
Headache frequency (days/month) | N (% of sample) | n (% of sample) [% of N] with productivity loss | Absenteeism (total days in preceding 30 days) | Presenteeism (total days in preceding 30 days) | Ratio absenteeism to presenteeism | Total productivity loss (total [%] days in preceding 30 days) | Average productivity loss per employee (days/month) |
|---|---|---|---|---|---|---|---|
≤1 | 627 (10.6) | 120 (2.0) [19.1] | 30 | 112 | 0.27 | 142 [14.7] | 0.23 |
2–4 | 1,385 (23.4) | 442 (7.4) [31.9] | 66 | 857 | 0.08 | 923 [28.6] | 0.67 |
5–9 | 438 (7.4) | 238 (4.0) [54.3] | 47 | 806 | 0.06 | 853 [26.4] | 1.95 |
10–14 | 148 (2.5) | 104 (1.8) [70.3] | 21 | 577 | 0.04 | 598 [18.5] | 4.04 |
≥15 | 90 (1.5) | 64 (1.1) [71.1] | 26 | 654 | 0.04 | 680 [21.1] | 7.56 |
Totals | 2,688 (45.4) | 968 (16.3) [36.0] | 190 | 3,036 | 0.06 | 3,226 [100] | 1.20 |