Distribution of NOCISCORE Total and Normalized values for different P/NP disc control groups and between training and prospective cohorts.
| P/NP Disc Controls | Population | n | NOCISCORE Total | NOCISCORE Normalized | ||
| Mean | SD | Mean | SD | |||
| P (PD+ & Dx+) | (a) Training | 98 | 5.8 | 2.9 | 0.87 | 0.23 |
| (b) Prospective | 7 | 7.6 | 2.7 | 0.97 | 0.09 | |
| p value (a) vs (b) | 0.14 | <0.05 | ||||
| P (PD+ only) | (a) Training | 85 | 5.8 | 2.9 | 0.87 | 0.22 |
| (b) Prospective | 6 | 7.2 | 2.7 | 0.96 | 0.09 | |
| p value (a) vs (b) | 0.28 | 0.08 | ||||
| NP (PD-) | (a) Training | 109 | 2.7 | 1.9 | 0.48 | 0.31 |
| (b) Prospective | 12 | 3.0 | 2.9 | 0.42 | 0.41 | |
| p value (a) vs (b) | 0.78 | 0.62 | ||||
Abbreviations: NP, nonpainful; P, painful; PD, provocative discography.