Table 5.

Multifactor Cox analysis of radiotherapy sensitivity in patients with esophageal cancer.

Factors	Beta value	SE value	Wald value	HR value	95% CI	P value
Gender (male/female)	0.315	0.238	3.867	0.592	0.139∼1.257	0.268
Age (<60 years old/≥60 years old)	0.475	0.274	4.021	0.652	0.147∼1.189	0.317
Lesion site (upper thorax/mid-thorax/lower thorax)	0.562	0.281	4.114	0.821	0.369∼1.408	0.334
Tumor length (≤5 cm/>5 cm)	0.524	0.329	3.048	0.759	0.318∼1.446	0.289
TNM stage (stage I-II/III-IV)	0.671	0.223	15.528	1.961	1.125–2.768	0.006
Degree of tumor differentiation (high/medium/low)	0.702	0.154	14.529	1.453	1.034∼2.857	0.021
Lymph node metastasis (yes/no)	0.821	0.213	16.428	1.529	1.025–2.851	<0.001
DACH1 (methylated/unmethylated)	0.415	0.189	18.271	1.718	1.067–2.596	<0.001