Table III.
Headache-related red flags.
| Entire study sample (n = 238) | COVID-19 related- headache (n = 143) | COVID-19 vaccine-related headache (n = 95) | FDR-corrected p-value | |
|---|---|---|---|---|
| Wake-up headache, n (%) | 50 (21%) | 35 (24.55) | 15 (15.8%) | 0.306 |
|
| ||||
| Progressive worsening, n (%) | 24 (10.15) | 10 (7%) | 14 (14.7%) | 0.192 |
|
| ||||
| Acute treatment resistance, n (%) | 52 (21.8%) | 20 (20.3%) | 23 (24.2%) | 0.787 |
|
| ||||
| Worst headache ever, n (%) | 48 (20.2%) | 39 (27.3%) | 9 (9.5%) | 0.006 |
|
| ||||
| Sudden onset, n (%) | 14 (5.9%) | 6 (4.2%) | 8 (8.4%) | 0.487 |
|
| ||||
| Confusion, n (%) | 35 (14.7%) | 20 (14%) | 15 (15.8%) | 0.89 |
|
| ||||
| Altered level of consciousness, n (%) | 1 (0.4%) | 1 (0.7%) | 0 (0%) | 0.999 |
|
| ||||
| Precipitated by cough, n (%) | 42 (17.6%) | 31 (21.7%) | 11 (11.6%) | 0.21 |
FDR: false discovery rate; IQR: inter-quartile range.