. 2024 Sep 19;41(1):41–54. doi: 10.3233/CBM-230303

Table 3.

The univariate analysis between overall survival (OS) and clinicopathological characteristics

Variables	Numbers	OS (months)	5-year survival (%)	$\chi$ 2	$P$ value
Lauren classification				46.781	$<$ 0.001
Diffuse type	302	62.633	51
Intestinal type	436	*	69
Mixed type	406	55.367	48
Gender				1.021	0.312
Male	846	*	55
Female	298	*	60
Age				19.161	$<$ 0.001
$<$ 45 years	93	*	63
45–60 years	631	*	61
$\geqslant$ 60 years	420	57.6	49
Tumor site				8.51	0.014
Proximal	466	65.3	51
Middle	376	*	62
Distal	302	*	59
Tumor subtype				82.088	$<$ 0.001
Non-infiltrating type	196	*	86
Borrmann type	863	114.567	52
Infiltrating type	85	29.367	35
Pathological classifications				3.236	0.198
Adenocarcinoma	984	*	58
Mucinous carcinoma	107	70.133	53
Signet ring carcinoma	53	59.933	49
Tumor size				193.159	$<$ 0.001
$\leqslant$ 3 cm	471	*	79
3–6 cm	504	45.467	45
$>$ 6 cm	169	25.933	30
Histopathology classification				56.797	$<$ 0.001
Well differentiated	27	*	96
Moderately differentiated	270	*	72
Poor differentiated	847	64.967	50
Tumor infiltrating depth				264.464	$<$ 0.001
T₁	200	*	98
T₂	155	*	82
T₃	72	*	69
T₄	717	36.733	39
Vascular nerve infiltrating				145.628	$<$ 0.001
Negative	628	*	72
Positive	516	36.367	38
Number of metastatic lymph nodes				412.207	$<$ 0.001
N₀	421	*	88
N₁	206	*	56
N₂	230	43.7	44
N₃	287	20.233	22
Metastatic lymph nodes ration				462.637	$<$ 0.001
0	421	*	88
$\leqslant$ 0.25	241	*	60
$\leqslant$ 0.5	201	37.267	40
$>$ 0.5	281	20.433	19
AJCC 8^th TNM stage				386.133	$<$ 0.001
I	268	*	96
II	261	*	75
III	615	31.133	32

^*The median survival time was not reached by follow-up, $P<$ 0.05, statistical significance.