The use of predictive tests by the surgeons in clinical practice
| Use of test | Always (%) | Sometimes (%) | Never (%) | p Value* |
| Facet joint blocks | 5 (8.1) | 32 (51.6) | 25 (40.3) | 0.002 |
| Cast immobilisation | 20 (32.8) | 23 (37.7) | 18 (29.6) | <0.001 |
| PD | 25 (42.4) | 10 (16.9) | 24 (40.7) | <0.001 |
| TETF | 0 (0.0) | 3 (4.9) | 58 (95.1) | NS |
The numbers listed are valid responses and their respective percentages.
↵* χ2 test: p<0.05 means significantly <70% consensus, NS implies uniformity.
NS, not significant; PD, provocative discography; TETF, temporary external transpedicular fixation.