Table 3.
Bivariate analysis of reasons given for the prescribed SGA by usage for PTSD categories
| Total | PTSD only | PTSD plus other diagnoses | No PTSD | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n = 2613a | n = 339 (13.0%) | n = 236 (9.0%) | n = 2038 (78.0%) | |||||||
| Reasons | n | (%) | n | (%) | n | (%) | n | (%) | χ2 | p-value |
| Sleep/sedation | 707 | (32.2) | 114 | (38.5) | 75 | (35.0) | 518 | (30.7) | 12.86 | 0.0016 |
| Less EPS | 343 | (15.6) | 20 | (6.8) | 34 | (15.9) | 289 | (17.1) | 20.56 | <0.0001 |
| Less TD risk | 245 | (11.1) | 18 | (6.1) | 28 | (13.1) | 199 | (11.8) | 9.18 | 0.0101 |
| Efficacy | 1121 | (51.0) | 129 | (43.6) | 104 | (48.6) | 888 | (52.6) | 8.76 | 0.0125 |
| Intolerance | 283 | (12.9) | 30 | (10.1) | 32 | (15.0) | 221 | (13.1) | 2.88 | 0.2374 |
| Less akathisia | 129 | (5.9) | 11 | (3.7) | 12 | (5.6) | 106 | (6.3) | 3.03 | 0.2204 |
| Less sedation | 147 | (6.7) | 12 | (4.1) | 19 | (8.9) | 116 | (6.9) | 5.03 | 0.0810 |
| Treatment of TD | 14 | (0.6) | 2 | (0.7) | 2 | (0.9) | 10 | (0.6) | 0.36 | 0.8355 |
| Patient Preference | 712 | (32.4) | 81 | (27.4) | 74 | (34.6) | 557 | (33.0) | 3.94 | 0.1395 |
PTSD; post-traumatic stress disorder; EPS, extra-pyramidal symptoms; TD, tardive dyskinesia.
a415 where no reason was selected were removed for the calculation of individual proportions.