Table 3.

Pathological response rates

	Major pathological response	Pathological complete response
Intention-to-treat population	16/31(51.6%)	7/31(22.6%)
Cancer type*
Adenocarcinoma	6(37.5%)	2(28.6%)
Squamous cell carcinoma	10(62.5%)	5(71.4%)
P value	0.317	0.257
Preoperative nodal stage
N1	12(75%)	4(57.1%)
N2	4(25%)	3(42.9%)
P value	0.046	0.705
Stage at presentation
IIA or IIB	12(75%)	4(57.1%)
IIIA	4(25%)	3(42.9%)
P value	0.046	0.705

Data are n/N (%) unless otherwise indicated.

^*Only includes patients who underwent successful R0 surgical resection.