Table 2.
Categories of severity of multifidus fatty atrophy in the total study population
| Atrophy grade | L4/L5 | L5/S1 | Total Multifidus | % |
|---|---|---|---|---|
| Normal (0–10%) | 5 | 2 | 7 | 10 |
| Mild (10–30%) | 21 | 22 | 43 | 61.4 |
| Moderate (30–50%) | 8 | 10 | 18 | 25.7 |
| Severe (> 50%) | 1 | 1 | 2 | 2.9 |
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