T Lymphocyte Infiltration in Association with IDO1 Expression in Resected Lung Adenocarcinoma and Normal Adjacent Lung Tissues

Table 1

Demographic information of the participants.

Clinical parameters	Patients cohort
		%
Gender
Male	39	57.35
Female	29	42.65
Age
<68 years	52	76.47
≥68 years	16	23.53
Smoking
Current smokers	18	26.47
Ex-smokers	5	7.35
Never smokers	45	66.18
Histology
Adenocarcinoma	68	100
Cancer stages
Stage I	40	58.82
Stage II	13	19.12
Stage III	15	22.06