| History of Migraine | |
---|---|---|
No (n = 63,612) | Yes (n = 15,903) | |
Calendar year of the index date, N (%) | ||
 2008 | 6860 (10.8) | 1715 (10.8) |
 2009 | 4560 (7.2) | 1140 (7.2) |
 2010 | 4668 (7.3) | 1167 (7.3) |
 2011 | 5620 (8.8) | 1405 (8.8) |
 2012 | 6032 (9.5) | 1508 (9.5) |
 2013 | 5972 (9.4) | 1493 (9.4) |
 2014 | 7276 (11.4) | 1819 (11.4) |
 2015 | 6652 (10.5) | 1663 (10.5) |
 2016 | 7708 (12.1) | 1927 (12.1) |
 2017 | 8264 (13.0) | 2066 (13.0) |
Age, years, N (%) | ||
 66–70 | 21,352 (33.6) | 5338 (33.6) |
 71–75 | 15,204 (23.9) | 3801 (23.9) |
 76–80 | 12,096 (19.0) | 3024 (19.0) |
 81–85 | 8456 (13.3) | 2114 (13.3) |
 ≥ 86 | 6504 (10.2) | 1626 (10.2) |
Age, years, mean (SD) | 75.4 (7.3) | 75.1 (7.2) |
Females, N (%) | 48,904 (76.9) | 12,226 (76.9) |
Race/Ethnicity, N (%) | ||
 Non-Hispanic Black | 6277 (9.9) | 1105 (6.9) |
 Non-Hispanic White | 53,070 (83.4) | 13,833 (87.0) |
 Hispanic | 1434 (2.3) | 395 (2.5) |
 Asian | 1404 (2.2) | 259 (1.6) |
 Other | 1427 (2.2) | 311 (2.0) |
Low-income subsidy, N (%) | 23,437 (36.8) | 6075 (38.2) |
Area level median income, N (%) | ||
 < $35,000 | 6396 (10.1) | 1508 (9.5) |
 $35,000 - $49,999 | 21,397 (33.6) | 5240 (32.9) |
 $50,000 - $74,999 | 23,010 (36.2) | 5659 (35.6) |
 ≥ $75,000 | 12,809 (20.1) | 3496 (22.0) |
Smoking, N (%) | 9446 (14.8) | 3648 (22.9) |
Diabetes, N (%) | 28,424 (44.7) | 6455 (40.6) |
Hypertension, N (%) | 58,817 (92.5) | 14,740 (92.7) |
Chronic kidney disease, N (%) | 22,642 (35.6) | 6180 (38.9) |
History of heart failure, N (%) | 19,115 (30.0) | 4871 (30.6) |
Depression, N (%) | 10,197 (16.0) | 4633 (29.1) |
Anxiety disorders, N (%) | 8682 (13.6) | 4273 (26.9) |
Insomnia, N (%) | 3832 (6.0) | 1823 (11.5) |
History of dementia, N (%) | 9243 (14.5) | 2519 (15.8) |
Cancer, N (%) | 11,064 (17.4) | 3429 (21.6) |
Epilepsy, N (%) | 3547 (5.6) | 1896 (11.9) |
Hospitalization in the prior year, N (%) | 18,033 (28.3) | 8119 (51.1) |
Medication use, N (%) | ||
 Antihypertensive medication | 51,432 (80.9) | 12,587 (79.1) |
 Glucose-lowering medication | 15,089 (23.7) | 3009 (18.9) |
 Statins | 34,512 (54.3) | 8230 (51.8) |
 Non-statin lipid-lowering medication | 3830 (6.0) | 987 (6.2) |
 Medication for insomnia | 12,014 (18.9) | 5576 (35.1) |
 Hormone replacement therapy among women | 1918 (3.0) | 834 (6.8) |
Migraine with aura, N (%) | – | 2245 (14.1) |