Table 4. Prognostic index (No. of patients in each group=953).
| Index | Score | Total No. of included patients (%) |
|---|---|---|
| Low | 0–2 | 107 (11.2) |
| Medium | 3–4 | 322 (33.8) |
| Moderate | 5–6 | 310 (32.5) |
| High | 7–13 | 214 (22.5) |
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