Table 2. Outcomes by treatment type.

	C	CRT	CCRT
Median OS in months	13.9 (11.4-15.9)	12.5 (8.3-19.0)	21.5 (16.1-29.7)
1-year OS	0.60 (0.47 to 0.71)	0.56 (0.33 to 0.73)	0.78 (0.57 to 0.89)
2-year OS	0.15 (0.08 to 0.25)	0.23 (0.09 to 0.42)	0.44 (0.25 to 0.61)
Median MFS in months	10.2 (6.5-12.7)	5.7 (3.1-9.8)	16.1 (10.0-25.0)
1-year MFS	0.42 (0.30-0.53)	0.30 (0.14-0.49)	0.52 (0.32-0.69)
2-year MFS	0.10 (0.04-0.18)	0.17 (0.05-0.35)	0.36 (0.19-0.54)
1-year LC	0.63 (0.50 to 0.74)	0.84 (0.58 to 0.94)	0.80 (0.58 to 0.91)
2-year LC	0.48 (0.32 to 0.62)	0.54 (0.23 to 0.77)	0.74 (0.50 to 0.88)

All time values are given in months. Ninety-five percent confidence intervals are in parentheses. C, Chemotherapy; CRT, Chemoradiation therapy; CCRT, Chemotherapy followed by chemoradiation therapy