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Table 9 Prognostic factors predicting severe acute toxicities

From: Concurrent chemoradiotherapy with or without cetuximab for stage II to IVb nasopharyngeal carcinoma: a case–control study

  OR(95% CI) P value
Acute toxicities
 Cetuximab (yes vs. no) 3.011 (1.533–5.915) 0.001
 RT technique (IMRT vs. 2D–RT) 8.326 (2.688–25.788) <0.001
Late toxicities
 Age 0.917 (0.863–0.975) 0.006
 RT technique (IMRT vs. 2D–RT) 0.367 (0.133–1.016) 0.054