Table 4 Headache yesterday (HY) and lost school time yesterday, overall and by headache type (N = 2,344)
Headache type | n | Headache yesterday | |||
|---|---|---|---|---|---|
Proportion reporting HY n (%) | Intensity of HY scale 1–3a (mean ± SD) | Missed school day yesterday n (% of those reporting headache type) | |||
Actual | Predicted | ||||
All headache | 1,726 | 630 (36.5) | 1.9 ± 0.7 | 167 (9.7) | 60 (3.5) |
Migraine | 900 | 366 (40.7) | 2.1 ± 0.7 | 120 (13.3) | 41 (4.5) |
Tension-type headache | 477 | 157 (32.9) | 1.7 ± 0.7 | 30 (6.3) | 12 (2.5) |
All headache on ≥ 15 days/month | 29 | 19 (65.5) | 2.2 ± 0.6 | 3 (10.3) | 3.5 (12.0) |
Undifferentiated headache | 298 | 86 (28.9) | 1.5 ± 0.5 | 13 (4.3) | 6 (2.0) |