Table 1.
Demographic characteristics of AED users stratified by AED group
| Newer AEDs† n = 8078 | Older AEDs† n = 3832 | |||||
|---|---|---|---|---|---|---|
| n | (%) | 95% CI | n | % | 95% CI | |
| Gender | ||||||
| Female | 4770 | (59.0) | 58.0, 60.1 | 1948 | (50.8) | 49.3, 52.4 |
| Male | 3308 | (41.0) | 40.0, 42.0 | 1884 | (49.2) | 47.6, 50.8 |
| Mean age (± SD) | 54.6 | (±16.7) | 50.0 | (±19.2) | ||
| Female | 55.3 | (±16.6) | 52.6 | (±18.9) | ||
| Male | 53.6 | (±16.8) | 47.4 | (±19.2) | ||
| Age groups (years) | ||||||
| 15–44 | 2366 | (29.3) | 28.3, 30.3 | 1640 | (42.8) | 41.2, 44.4 |
| 45–54 | 1401 | (17.3) | 16.5, 18.2 | 575 | (15.0) | 13.9, 16.1 |
| 55–64 | 1693 | (21.0) | 20.1, 21.9 | 562 | (14.7) | 13.6, 15.8 |
| >64 | 2618 | (32.4) | 31.4, 33.4 | 1055 | (27.5) | 26.1, 29.0 |
| Indications of use | ||||||
| Epilepsy | 1153 | (14.3) | 13.5,15.0 | 1716 | (44.8) | 43.2, 46.4 |
| Pain | 5648 | (69.9) | 68.9, 70.9 | 411 | (10.7) | 9.7, 11.7 |
| Mood disorder | 1050 | (13.0) | 12.3, 13.7 | 1495 | (39.0) | 37.5, 40.6 |
| Other | 227 | (2.8) | 2.4, 3.2 | 210 | (5.5) | 4.8, 6.2 |
†
Users are not mutually exclusive for type of AEDs but are mutually exclusive for indications of use within AED group. AED, anti-epileptic drug; CI, confidence intervals; SD, standard deviation.