Table 3.
Comparison of demographic data and migraine characteristics in women participating in the interview only and participating in the interview and diary part of the study
| Characteristic | Interview only n = 20 | Responders diary and interview n = 28 | p |
|---|---|---|---|
| Age (years) mean (SD) | 27.1 (5.2) | 27.9 (5.3) | 0.74 |
| Size (cm) mean (SD) | 166.6 (4.9) | 165.1 (5.9) | 0.32 |
| Weight (kg) mean (SD) | 61.5 (16.7) | 59.3 (12.8) | 0.45 |
| Smoking number daily mean (SD) | 0.5 (1.3) | 0.29 (0.9) | 0.54 |
| Sport/h/week mean (SD) | 3.6 (3.0) | 2.8 (2.2) | 0.31 |
| Migraine before CHC start % (n) | 45 (9) | 46.4 (13) | 0.87 |
| Age at first menstruation (year) mean (SD) | 12.9 (1.3) | 13.1 (1.1) | 0.46 |
| Age at first migraine attack (year) mean (SD) | 17.8 (5.4) | 18.0 (6.0) | 0.93 |
| Number of migraine days/months at age < 20 years mean (SD) | 2.0 (2.4) | 1.8 (2.4) | 0.62 |
| Number of migraine days/months now mean (SD) | 4.1 (3.1) | 4.2 (2.4) | 0.85 |
| Pain score of attacks on a scale of 1–10 mean (SD) | 6.1 (1.9) | 6.9 (1.3) | 0.23 |
| Are menstrual attacks more painful % (n) | 52.6 (10) | 57.1 (16) | 0:79 |
| Migraine with aura: yes % (n) | 100 (20) | 100 (27) | 0.71 |
| Aura only once % (n) | 80 (12) | 68 (19) | 0.68 |
| Duration of attacks (h) mean (SD) | 21.8 (19.4) | 29.8 (34.7) | 0.31 |
| Dysmenorrhoea % (n) | 78.9 (15) | 75.0 (21) | 0.92 |
| Pain unilateral always or mostly % (n) | 94.7 (18) | 95.5 (21) | 0.91 |
| Family history for first- or second-degree relative yes % (n) | 65.0 (13) | 67.9 (19) | 0.23 |