The mean SPADI and pain scores with the standard deviation—landmark versus CT guided injection
| Outcome measurement (max score) | Week 0 Landmark (n = 40) CT guided (n = 37) | Week 1 Landmark (n = 39) CT guided (n = 34) | Week 4 Landmark (n = 37) CT guided (n = 35) | Week 12 Landmark (n = 36) CT guided (n = 33) | ||||
|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | |
| SPADI–total (100) | ||||||||
| Landmark | 65.0 | 17.3 | 49.9 | 19.9 | 46.8 | 21.6 | 54.5 | 19.8 |
| CT controlled | 68.9 | 13.9 | 55.0 | 22.7 | 55.5 | 21 | 60.6 | 20.9 |
| SPADI–pain (100) | ||||||||
| Landmark | 64.6 | 18.5 | 46.6 | 20.4 | 43.4 | 22.8 | 52 | 23 |
| CT controlled | 68.9 | 15.4 | 51.9 | 23.8 | 52 | 24.6 | 58.2 | 22.5 |
| SPADI-disability (100) | ||||||||
| Landmark | 65.3 | 19.1 | 52.9 | 21.2 | 50.0 | 22.9 | 56.9 | 21.2 |
| CT controlled | 67.1 | 17.7 | 58.1 | 23.9 | 58.7 | 21.3 | 62.6 | 21.2 |
| Pain at rest (100) | ||||||||
| Landmark | 31.2 | 22.1 | 20.8 | 19 | 18.0 | 17.1 | 25.4 | 18.0 |
| CT controlled | 32.1 | 21.9 | 22.1 | 22.7 | 23.3 | 17.0 | 29.3 | 18.8 |
| Pain at night (100) | ||||||||
| Landmark | 48.6 | 23.4 | 29.0 | 20.5 | 26.2 | 18.3 | 35.8 | 24.0 |
| CT controlled | 54.8 | 22.4 | 33.3 | 26 | 29.5 | 21.7 | 44.5 | 27.9 |
| Pain on movement (100) | ||||||||
| Landmark | 72 | 20.8 | 49.2 | 23.7 | 42.6 | 24.1 | 54.7 | 27.1 |
| CT controlled | 76.5 | 17.8 | 47.8 | 23.4 | 48.4 | 24.5 | 57.1 | 23.0 |