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Multivariate analysis of the risk factor for PCF.
| Variable | Coefficient | Standard error | OR | 95% CI | p* |
|---|---|---|---|---|---|
| Previous radiotherapy | 0.5186 | 0.4938 | 1.68 | 0.64 to 4.42 | 0.29 |
| RNL ≥ 2.5 | 0.8901 | 0.3700 | 2.44 | 1.18 to 5.03 | 0.01 |
OR = Odds ratio
* = logistic regression.
