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. 2018 Nov 18;7(12):6077–6083. doi: 10.1002/cam4.1884

Table 2.

Univariate analysis for LC and OS rates

	No. of` patients	2‐y LC (%)		2‐y OS (%)
	No. of` patients		P value		P value
Age
<63	20	94	0.989	82	0.793
≳63	23	83	0.989	86	0.793
Sex
Male	13	73	0.134	63	<0.001
Female	30	93	0.134	93	<0.001
Performance status
0	23	89	0.166	90	0.004
1	20	85	0.166	79	0.004
Histology
Adenoid cystic carcinoma	29	92	0.259	83	0.893
Malignant melanoma	7	67		86
Adenocarcinoma	3	100		67
Mucoepidermoid carcinoma	2	100		100
Others	2	100		100
T classification
T1‐3	26	86	0.393	77	0.030
T4	17	91	0.393	94	0.030
Operability
Operable	5	86	0.192	81	0.489
Inoperable	38	100	0.192	80	0.489
Tumor volume
<30 cm³	22	80	0.770	95	0.064
≳30 cm³	21	100	0.770	73	0.064
Radiation dose
57.6 Gy (RBE)	10	88	0.064	89	0.962
≳64 Gy (RBE)	33	88	0.064	83	0.962
Fractionation
≤16 fractions	27	87	0.083	87	0.309
>16 fractions	16	83	0.083	80	0.309

LC, local control; OS, overall survival; RBE, relative biological effectiveness.