Characteristics of headache in healthcare worker (HCW) mask users
| All HCW with de novo headache | HCW without pre-existing headache | HCW with pre-existing headache | P value | |
| (n=158) | (n=93) | (n=65) | ||
| Days with headache/month (SD) | 13.2 (7.2) | 13.0 (7.4) | 13.5 (7.1) | 0.746 |
| Days with headache/week (SD) | 3.8 (1.7) | 3.8 (1.7) | 3.9 (1.7) | 0.827 |
| Mean pain level, VAS (SD) | 5.9 (1.5) | 5.8 (1.5) | 6.1 (1.4) | 0.08 |
| Duration time (hours) | 0.008 | |||
| 1–4 | 74 (47.4%) | 52 (57.1%) | 22 (33.8%) | |
| 4–8 | 46 (29.5%) | 23 (25.3%) | 23 (35.4%) | |
| 8–12 | 21 (13.5%) | 12 (13.2%) | 9 (13.8%) | |
| >12 | 15 (9.6%) | 4 (4.4%) | 11 (16.9%) | |
| Analgesic response | 0.342 | |||
| Good or very good | 97 (61.4%) | 61 (65.6%) | 36 (55.4%) | |
| Regular | 46 (29.1%) | 23 (24.7%) | 23 (35.4%) | |
| Bad or very bad | 15 (9.5%) | 9 (9.7%) | 6 (9.2%) | |
| Headache impact on HCW (SD) | ||||
| Occupational | 4.0 (2.6) | 3.5 (2.6) | 4.6 (2.5) | 0.02 |
| Family | 4.4 (2.7) | 4.1 (2.6) | 4.9 (2.5) | 0.084 |
| Personal | 5.0 (2.6) | 4.7 (2.7) | 5.5 (2.4) | 0.049 |
| Social | 4.8 (2.8) | 4.4 (2.8) | 5.4 (2.7) | 0.021 |
SD, Standar Deviation; VAS, Visual Analogue Scale.