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Table 5 Multivariable analysis of binary outcomes

From: Acute toxicity in comprehensive head and neck radiation for nasopharynx and paranasal sinus cancers: cohort comparison of 3D conformal proton therapy and intensity modulated radiation therapy

Outcome

Model predictors

Level

Odds ratio (95 % CI)

P

G-tube dependent at completion of RT

RT Modality

proton vs IMRT

0.03 (<0.01–0.15)

<0.001

 

Nodal status

N0 vs N+

0.58 (<0.01–9.07)

>0.99

 

Concurrent chemo

yes vs no

12.4 (1.74– > 9999)

0.033

G-tube dependent 1 month after RT

RT Modality

proton vs IMRT

0.11 (<0.01–0.61)

0.028

 

Nodal status

N0 vs N+

0.88 (0.11–6.78)

>0.99

 

Concurrent chemo

yes vs no

2.97 (0.42– > 9999)

0.375

EMD > baseline at completion of RT

RT Modality

proton vs IMRT

0.09 (0.01–0.57)

0.006

 

Nodal status

N0 vs N+

0.92 (0.11–6.07)

>0.99

 

Concurrent chemo

yes vs no

4.2 (0.39–66.1)

0.375

  1. CI confidence interval, G-tube gastrostomy tube, RT radiation therapy, IMRT intensity modulated radiation therapy, chemo chemotherapy P values <0.05 are in bold.