Table 3. Mean values of each of the four measures of compression for each of the main descriptive terms used in radiological reports.
| Descriptive Phrase | N | Mean MCC ± S.D | Mean MSCC ± S.D | Mean SCOR ± S.D | Mean CR ± S.D |
|---|---|---|---|---|---|
| ‘Compress’ | 42 | 39.8±15.6 | 26.2±8.7 | 63.9±8.7 | 0.37±0.12 |
| ‘Indent’ | 40 | 17.6±13.2 | 16.0±11.2 | 59.4±11.2 | 0.43±-0.10 |
| ‘Abut’ | 28 | 20.0±9.0 | 9.9±6.7 | 58.8±6.7 | 0.48±0.07 |
| ‘Flatten’ | 11 | 25.8±16.4 | 20.5±6.2 | 65.2±6.2 | 0.40±0.14 |
| ‘Touch’ | 10 | 19.8±6.9 | 11.1±8.2 | 60.1±8.2 | 0.46±0.10 |
| ‘Mould’ | 6 | 18.3±7.6 | 10.3±3.8 | 62.9±3.8 | 0.48±0.04 |
| ‘Encroach’ | 5 | 23.6±4.5 | 10.4±5.1 | 59.9±5.1 | 0.43±0.11 |
| ‘Distort’ | 3 | 32.2±9.0 | 19.8±9.4 | 61.1±9.4 | 0.36±0.12 |
| ‘Compromise’ | 1 | 13.4 | 11.9 | 63.1 | 0.40 |
| ‘Contact’ | 1 | 20.0 | 19.4 | 63.2 | 0.43 |
| ‘Displace’ | 1 | 23.6 | 13.8 | 64.4 | 0.38 |
SD = Standard Deviation, MCC = Maximum Canal Compromise, MSCC = Maximum Spinal Cord Compression, SCOR = Spinal Cord Occupation Ratio, CR = Compression Ratio