UBE2D1 RNA Expression Was an Independent Unfavorable Prognostic Indicator in Lung Adenocarcinoma, but Not in Lung Squamous Cell Carcinoma

Table 1

The associations between UBE2D1 RNA expression and the clinicopathological parameters of patients with LUAD.

Parameters		UBE2D1 RNA expression		value
		High ()	Low ()
Age (mean ± SD)		64.54 ± 10.99	65.58 ± 9.59	0.91
Gender	Female	65	206	0.92
	Male	57	174
Smoking history	2/3/4/5	108	308	0.054
	1	11	61
	No data	3	11
Clinical stage	III/IV	34	72	0.040
	I/II	85	303
	Discrepancy/no data	3	5
Nodal invasion	N0	70	254	0.046
	N1/2/3	50	117
	NX/no data	2	9
Residual tumors	R0	83	253	0.037
	R1/R2	8	8
	RX/no data	31	119
Recurrence status	No	53	222	0.0043
	Yes	48	103
	No data	21	55
Living status	Living	63	256	0.0024
	Dead	59	124

Smoking history: 1—lifelong nonsmoker, 2—current smoker, 3—current reformed smoker (for >15 yrs), 4—current reformed smoker (for ≤15 yrs), and 5—current reformed smoker (duration not specified); NX: regional lymph nodes cannot be assessed; RX: the presence of residual tumor cannot be assessed.