Table 2.

Comparison of baseline characteristics by rENE status

Characteristic	rENE (−) (n=79)	rENE (+) (n=89)	P-value
Sex			0.304
Male	69 (87.3%)	82 (92.1%)
Female	10 (12.7%)	7 (7.8%)
Race			0.491
White	60 (87%)	76 (90.5%)
Other	9 (13%)	8 (9.5%)
T Classification			0.039
T1	27 (34.2%)	37 (41.6%)
T2	25 (31.7%)	33 (37.1%)
T3	11 (13.9%)	2 (2.3%)
T4	16 (20.3%)	17 (19.1%)
N Classification			0.265
N1	6 (7.6%)	2 (2.3%)
N2	69 (87.3%)	81 (91%)
N3	4 (5.1%)	6 (6.7%)
Chemotherapy			0.296
Yes	71 (91%)	79 (95.2%)
No	7 (9%)	4 (4.8%)
Smoker at Diagnosis			0.680
Yes	14 (17.7%)	18 (20.2%)
No	65 (82.3%)	71 (79.8%)
Prior Smoker			0.422
Yes	44 (55.7%)	55 (61.8%)
No	35 (44.3%)	34 (38.2%)
Total Pack-Years			0.595
Never	35 (44.3%)	34 (38.2%)
>0, ≤20	22 (27.9%)	24 (27%)
>20	22 (27.9%)	31 (34.8%)

rENE: radiographic extranodal extension