Table 2.

Treatment variables of all patients

Characteristic	CCRT group (%)	RT group (%)	p-value
RT technique
Other	13 (38.2%)	25 (73.5%)	< 0.01*
IMRT	21 (61.8%)	9 (26.5%)
RT duration (days)
≤ 8 weeks	32 (94.1%)	29 (85.3%)	0.427
> 8 weeks	2 (5.9%)	5 (24.7%)
Time between OP & RT
≤ 6 weeks	20 (58.8%)	22 (64.7%)	0.803
> 6 weeks	14 (41.2%)	12 (35.3%)
RT dose
< 6600 cGy	20 (58.8%)	25 (73.5%)	0.305
6600 cGy	14 (41.2%)	9 (26.5%)

*Significant difference, p < 0.05

Abbreviations: RT radiotherapy, IMRT intensity-modulated radiotherapy, OP operation, CCRT concurrent chemoradiation