[Table/Fig-3]:

showing that there was no correlation between T-lymphocyte subsets and pack years (<14 pack years – light smokers; > 14 pack years – heavy smokers)

	Pack years	Mean + SD	Mann-Whitney test (Z)	p value
CD3+	<14	1287.25±465.35	0.98	0.327
	>14	1179±557.49
CD4+	<14	792.38±299.73	1.05	0.295
	>14	673±333.95
CD8+	<14	423.75±173.07	0.24	0.813
	>14	426.28±244.91
CD4+/CD8+	<14	1.99±0.59	0.96	0.335