From: Identifying menstrual migraine– improving the diagnostic criteria using a statistical method
Subgroups – by diagnosis | ||||
---|---|---|---|---|
Neither diagnosis | Either diagnosis | Both Diagnoses | ||
n | 14 | 13 | 11 | |
Age years | Mean | 40.5 | 40.7 | 41.7 |
Median | 41.5 | 38.0 | 40.5 | |
IQR | 35—51 | 36.0—45.8 | 36.3—47.3 | |
Diary length (days) | Mean | 228.4 | 229.8 | 221.9 |
Median 209.5 | 192.0 | 192.0 | ||
IQR | 182.2—239.0 | 162.0—293.0 | 162.5—289.5 | |
No. of menstrual cycles | Mean | 7.0 | 7.9 | 7.9 |
Median 8.0 | 7.0 | 7.0 | ||
IQR | 6.0—8.8 | 6.0—10.0 | 6.0—9.5 | |
Migraine days/ 30 days | Mean | 4.2 | 4.2 | 4.3 |
Median 3.8 | 3.6 | 4.4 | ||
IQR | 2.7—5.2 | 3.4—5.3 | 3.2—5.4 | |
Migraine attacks/ 30 days | Mean | 2.1 | 2.0 | 1.9 |
Median | 1.9 | 2.0 | 2.0 | |
IQR | 1.5—2.6 | 1.4—2.4 | 1.4—2.2 | |
Mean attack length (days) | Mean | 1.9 | 2.1 | 2.2 |
Median | 1.3 | 1.7 | 1.9 | |
IQR | 1.3—1.9 | 1.4—2.2 | 1.4—2.3 | |
Model param. est. | ||||
μ NM | Mean | 8.2 | 5.5 | 5.0 |
Median | 6.9 | 6.0 | 5.2 | |
IQR | 5.4—10.1 | 3.0—7.4 | 2.8—6.4 | |
μ M | Mean | 9.1 | 20.0 | 20.1 |
Median | 10.0 | 18.9 | 21.4 | |
IQR | 5.7—12.5 | 16.7—21.7 | 17.4—22.9 | |
Δ μ | Mean | 0.9 | 14.4 | 16.0 |
Median | 1.3 | 15.1 | 15.1 | |
IQR | -2.0—3.7 | 12.2—16.2 | 13.6—17.4 | |
μ | Mean | 8.3 | 7.8 | 7.5 |
Median | 7.5 | 8.1 | 7.9 | |
IQR | 5.6—10.0 | 5.6—9.0 | 5.4—8.6 |