Table 3.
Classification of the lumbar disc herniation (LDH) group and the control group (cases [%])
| Groups | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| LDH (100 cases) | 26 (26) | 12 (12) | 24 (24) | 38 (38) |
| Control (100 cases) | 28 (28) | 34 (34) | 32 (32) | 6 (6) |
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