Study results for mean (SD) ODI.
| Study | ODI MISJF Group, mean (SD) | ODI CM Group, mean (SD) | ODI Improvement Comparison Between Groups | |||
| Preop | Postop(6 mo) | Postop(24 mo) | Preop | Postop(6 mo) | ||
| Polly et al, 2016 | 57.2 (12.8) | 29.9 (20.5) | 28.5 (21.9) | 56.0 (14.0) | 51.6 (18.8) | 23.8 (P < 0.0001) |
| Dengler et al, 2019 | 57.5 (14.4) | 32.0 (18.4) | 30.2 (19.0) | 55.6 (13.7) | 50.2 (17.2) | 18 (P < 0.0001) |
| Vanaclocha et al, 2017 | 41.7 (6.8) | 25.2 (5.7) | 18.4 (5.3) | 38.3 (7.9) | 38.9 (8.3) | 24 (P < 0.001) |
a ODI improvement in the MISJF group compared to the CM group (combining timepoints).
CM; conservative management, MISJF, minimally invasive sacroiliac joint fusion; ODI; Oswestry Disability Index; Postop, postoperative; Preop, preoperative.