Table 3 Gender distribution and occurrence of HAH in AH group and non-AH group
From: Headaches attributed to airplane travel: a Danish survey
HAH in AH group | HAH in Non-AH group | Total | |
|---|---|---|---|
Females | 9 (75 %) | 34 (23 %) | 43 (27 %) |
Males | 4 (44 %) | 8 (9 %) | 12 (13 %) |
Total | 13 (62 %) | 42 (18 %) | 55 (22 %) |