Table 2 Headache frequency at baseline by patient stratum and RPQ headache severity score
RPQ headache score at baseline | Total (n = 2,291) | ER (n = 746) | ADM (n = 1,146) | ICU (n = 399) | p-value |
|---|---|---|---|---|---|
Median (IQR) | 2 (0, 3) | 2 (0, 3) | 2 (0, 3) | 2 (0, 3) | 0.121 |
RPQ headache score ≥ 2 | 1,359 (59.3%) | 434 (58.2%) | 697 (60.8%) | 228 (57.1%) | 0.324 |
RPQ headache score ≥ 3 | 671 (29.3%) | 206 (27.6%) | 360 (31.4%) | 105 (26.3%) | 0.074 |
RPQ headache score 4 | 204 (8.9%) | 52 (7.0%) | 106 (9.2%) | 46 (11.5%) | 0.030 |