Table 1.

Correlation of PKC-iota and GLUT1 expression in 81 primary NSCLC tumor tissues with different clinicopathological parameters

Variable	Number	PKC-iota expression				GLUT1 expression
Low expression	High expression	P-value	Low expression	High expression	P-value
Age (years)
≤60	24	9	15	0.402	12	12	0.084
>60	57	16	41		17	40
Gender
Female	23	9	14	0.310	9	14	0.694
Male	58	16	42		20	38
Smoke
Yes	57	16	41	0.402	23	34	0.188
No	24	9	15		6	18
Pathological type
SQCC	31	5	26	0.024*	6	25	0.015*
ADC	50	20	30		23	27
Lesion length (cm)
≤3	22	12	10	0.005*	14	8	0.001**
>3	59	13	46		15	44
Nodal metastasis
No	53	21	32	0.019*	24	29	0.014*
Yes	28	4	24		5	23
TNM stage
Stage I	38	18	20	0.003**	19	19	0.012*
Stage II-IV	43	7	36		10	33

Notes: *P<0.05, **P<0.005.

Abbreviations: PKC-iota, protein kinase C-iota; GLUT1, glucose transporter 1; NSCLC, nonsmall cell lung cancer; SQCC, squamous carcinoma; ADC, adenocarcinoma.