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Interpretation of LR ratio for various values
| LR | Interpretation |
| > 10 | Large and often conclusive increase in the likelihood of disease |
| 5–10 | Moderate increase in the likelihood of disease |
| 2–5 | Small increase in the likelihood of disease |
| 1–2 | Minimal increase in the likelihood of disease |
| 1 | No change in the likelihood of disease |
