Table 2.
Baseline patient characteristics
| n | % | ||
|---|---|---|---|
| Total number of patients | 392 | 100 | |
| Cervical spine | 93 | 23.7 | |
| Thoracic spine | 4 | 1.02 | |
| Lumbar spine | 295 | 75.3 | |
| Dorsal | 262 | 66.84 | |
| Ventral | 117 | 29.85 | |
| Lateral | 13 | 3.32 | |
| 1-segment surgery | 347 | 88.52 | |
| 2-segment surgery | 36 | 9.18 | |
| 3-segment surgery | 8 | 2.04 | |
| 4-segment surgery | 1 | 0.26 | |
| male | female | ||
| Gender | 203 (51.79%) | 189 (48.21%) | |
| Mean | SD | Median | |
| Age (years) | 58.09 | 14.83 | 58.88 |
| ODI (%) | 56.52 | 16.82 | 58 |
| NDI (%) | 39.87 | 17.28 | 38.05 |
| CRP (mg/dl) | 0.4 | 0.63 | 0.22 |
Mean, standard deviation and median for metric variables, and absolute and relative frequencies for nominal and ordinal variables for the total study population are provided