Table 1.
Characteristics of the Study Population According to Migraine Status
| Characteristics | No Migraine (N=949) |
Any Migraine (N=372) |
Migraine with Aura (N=122) |
Migraine without Aura (N=250) |
|---|---|---|---|---|
| Maternal Age (years) | 33.4 ± 4.1 | 33.1 ± 4.3 | 33.0 ± 4.8 | 33.2 ± 4.0 |
| <25 | 5 (0.5) | 7 (1.9) | 5 (4.1) | 2 (0.8) |
| 25 – 34 | 595 (62.7) | 235 (63.2) | 73 (59.8) | 162 (64.8) |
| ≥ 35 | 349 (36.8) | 130 (34.9) | 44 (36.1) | 86 (34.4) |
| Maternal Race/Ethnicity | ||||
| Non-Hispanic White | 770 (81.1) | 310 (83.3) | 104 (85.3) | 206 (82.4) |
| African American | 14 (1.5) | 6 (1.6) | 3 (2.5) | 3 (1.2) |
| Asian | 110 (11.6) | 33 (8.9) | 8 (6.6) | 25 (10.0) |
| Other | 55 (5.8) | 23 (6.2) | 7 (5.7) | 16 (6.4) |
| Annual Household Income ($) | ||||
| <50,000 | 24 (2.5) | 12 (3.2) | 8 (6.6) | 4 (1.6) |
| 50,000–69,000 | 48(5.1) | 22 (5.9) | 6 (4.9) | 16 (6.4) |
| ≥ 70,000 | 845 (89.0) | 329 (88.4) | 105 (86.1) | 224 (89.6) |
| Not Reported | 32 (3.4) | 9 (2.4) | 3 (2.5) | 6 (2.4) |
| Single Marital Status | 75 (7.9) | 29 (7.8) | 11 (9.0) | 18 (7.2) |
| Nulliparous | 507 (53.4) | 190(51.1) | 59 (48.4) | 131 (52.4) |
| Unplanned Pregnancy | 114 (12.0) | 50 (13.4) | 24 (19.7) | 26 (10.4) |
| Cigarette Smoker | ||||
| Never | 711 (74.9) | 274 (73.7) | 92 (75.4) | 182 (72.8) |
| Prior | 201 (21.2) | 83 (22.3) | 24 (19.7) | 59 (23.6) |
| Current | 37 (3.9) | 15 (4.0) | 6 (4.9) | 9 (3.6) |
| Family History of Headache/Migraine* | 311 (32.8) | 232 (62.4) | 82 (67.2) | 150 (60.0) |
| History of Chronic Hypertension | 14 (1.5) | 11 (3.0) | 3 (2.5) | 8 (3.2) |
| Pre-Pregnancy Body Mass Index (kg/m2)* | 23.3 ± 4.0 | 24.0 ± 4.9 | 24.0 ± 4.8 | 23.3 ± 4.0 |
| <18.5 | 29 (3.1) | 12 (3.2) | 2 (1.6) | 10 (4.0) |
| 18.5–24.9 | 694 (73.1) | 245 (65.9) | 83 (68.0) | 162 (64.8) |
| 25.0–29.9 | 170 (17.9) | 79 (21.2) | 26 (21.3) | 53 (21.2) |
| ≥ 30.0 | 56 (5.9) | 36 (9.7) | 11 (9.0) | 25 (10.0) |
Data in mean ± SD or number (%)
*
P-value from ANOVA <0.05 for no migraine vs. migraine with aura, migraine without aura