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The relationship between the proximal bulging type and nerve root compression in the foraminal zone (Pearson χ2=8.382, p<0.01)
| No. of non-compression sites | No. of compression sites | Total | |
|---|---|---|---|
| Non-proximal bulging | 60 | 26 | 86 |
| Proximal bulging | 8 | 14 | 22 |
| Total | 68 | 40 | 108 |
