Table 4.

Correlations between CD4⁺/CD8⁺ ratio, CD16⁺CD56⁺ lymphocyte and clinicopathological variables.

Characteristics		CD4+/CD8+ ratio			CD16+CD56+ lymphocyte
		OR	95% CI	P-value	OR	95% CI	P-value
Age, years	>70/<70	1.768	0.641–4.876	.27	1.723	0.63–4.07	.22
Gender	Female/male	0.65	0.199–2.119	.47	0.3	0.084–1.073	.30
BMI	>24/18.5–24/<18.5	0.957	0.377–2.433	.92	0.69	0.267–1.783	.44
Smoking status	Yes/no	0.808	0.303–2.150	.66	0.722	0.216–2.014	.65
Drinking status	Yes/no	0.8	0.279–2.298	.67	1.43	0.494–4.142	.51
Hypertension	Yes/no	1.494	0.562–3.969	.42	0.913	0.346–2.409	.85
Diabetes	Yes/no	2.067	0.473–9.025	.33	2.012	0.425–5.265	.35
Hyperlipemia	Yes/no	1.385	0.491–3.901	.53	0.933	0.332–2.62	.89
Tumor location	Upper/middle/lower	1.905	0.961–3.780	.06	1.342	0.695–2.593	.38
Visceral metastasis	Yes/no	0.253	0.062–1.030	.05	2.143	0.58–7.911	.25
Prior surgery	Yes/no	0.725	0.177–2.962	.65	3.862	0.742–9.015	.11
Prior chemotherapy	Yes/no	0.938	0.215–4.088	.93	1.667	0.366–7.586	.51

BMI = body mass index, CI = confidence interval, OR = odds ratio.