Table 2 Patients’ continuation of fibromyalgia treatment a
Amitriptyline | Pregabalin | Duloxetine | Pregabalin | Gabapentin | Pregabalin | ||
|---|---|---|---|---|---|---|---|
Number of patients | 8,269 | 8,269 | 9,941 | 9,941 | 18,613 | 18,613 | |
Treatment duration | |||||||
0 to 90 days | 80.9 | 79.7 | 63.5 | 78.6 | 78.1 | 75.7 | |
91 to 180 days | 11.2 | 12.4 | 20.0 | 13.0 | 13.0 | 14.3 | |
181 to 270 days | 3.4 | 4.1 | 7.6 | 4.2 | 4.2 | 4.9 | |
271 to 365 days | 2.1 | 1.7 | 4.0 | 1.7 | 2.1 | 2.2 | |
Over 365 days | 2.4 | 1.2 | 4.9 | 2.5 | 2.7 | 2.8 | |
PDC up to 180 days | 38.6 ± 30.1 | 50.0 ± 31.2 | 55.0 ± 34.0 | 67.8 ± 33.4 | 45.0 ± 32.5 | 55.4 ± 32.4 | |