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Improvement in JOA score after one year in different groups of patients.
| Rate of improvement | Caudal | Interlaminar | Transforaminal |
|---|---|---|---|
| < 49% (poor) | 21(25.61%) | 4 (22.22%) | 4 (10.00%) |
| 50-74% (fair) | 31(37.80%) | 6 (33.33%) | 5 (12.50%) |
| 75-89% (good) | 22(26.83%) | 5 (27.78%) | 16 (40.00%) |
| 90-100% (excellent) | 08 (9.76%) | 3 (16.67%) | 15 (37.50%) |
