Correlation between the Treg/Thl7 Index and the Efficacy of PD-1 Monoclonal Antibody in Patients with Advanced Non-Small-Cell Lung Cancer Complicated with Chronic Obstructive Pulmonary Disease

Table 1

General clinical characteristics of the patients.

	Total	Proportion
Gender	82	100%	0.812
Female	17	20.730
Male	65	79.270
Tumor staging			0.531
IIIB	31	37.800
IV	51	62.200
Tumor types			0.624
Adenocarcinoma	30	36.590
Squamous cell carcinomas	43	52.440
Large cell carcinoma	9	10.980
Smoking			0.063
No	30	36.590
Yes	52	63.410
Immune toxicity and side effects			0.008
No	57	69.510
Yes	25	30.490