Table 2.
Patient characteristics
| Bimatoprost | Latanoprost | Travoprost | Total | ||
|---|---|---|---|---|---|
| Number of patients | 1464 | 4994 | 1415 | 7873 | P value* |
| % or mean (SD) | |||||
| Female | 56% | 57% | 54% | 57% | 0.129 |
| Age | 62.8 (11.8) | 63.7 (12.3) | 62.0 (11.8) | 63.2 (12.1) | < 0.001 |
| Age group 40 to 54 | 26% | 26% | 29% | 26% | < 0.001 |
| 55 to 64 | 35% | 31% | 31% | 32% | |
| 65 to 74 | 20% | 21% | 23% | 21% | |
| 75+ | 20% | 23% | 17% | 21% | |
| Ocular hypertension† | 36% | 44% | 39% | 41% | < 0.001 |
*Significance from chi-square test (%) or F test (mean). Comparison is between bimatoprost, latanoprost, and travoprost.
†Patients were identified with ocular hypertension if they had a medical service with any of these ICD-9 diagnostic codes in the 180 days before/on the index date: 365.00 (preglaucoma), 365.01 (open-angle glaucoma with borderline findings), or 365.04 (ocular hypertension).
ICD-9 = International Classification of Diseases, Ninth Revision; SD = standard deviation.