From: Headache prevalence and its characterization amongst hospital workers in Enugu, South East Nigeria
Factors preceding the headache | Frequency (N =117) | Percent |
---|---|---|
Accident, illness or infection | 22 | 18.8 |
Odours | 5 | 4.3 |
Fatigue | 34 | 29.1 |
School | 2 | 1.7 |
Hunger | 17 | 14.5 |
Noise | 4 | 3.4 |
Stress | 41 | 35.0 |
Exercise | 1 | 0.9 |
Family problem | 2 | 1.7 |
Menstrual flow | 2 | 1.7 |
Lack of sleep | 8 | 6.8 |
Hot weather | 2 | 1.7 |
None | 49 | 41.9 |
Existing chronic medical conditions that may cause headache | ||
Hypertension | 10 | 8.5 |
Cervical spondylosis | 3 | 2.6 |
Refractive errors | 19 | 16.2 |
Diabetes mellitus | 2 | 1.7 |
Sleep apnoea | 1 | 0.9 |
None | 97 | 82.9 |