Table 3. Univariate and multivariate analysis of the correlation of CASC19 expression with OS among GC patients.

Variables	Univariate analysis			Multivariate analysis
	HR	95% CI	P	HR	95% CI	P
Age (years)
<65 years	Ref.			Ref.
≥65 years	1.542	1.085-2.192	0.016	1.585	1.096-2.291	0.014
Gender
Male	Ref.
Female	0.857	0.599-1.226	0.399
Histology
Well	Ref.
Moderate or poor	1.931	0.477-7.814	0.356
Pathologic TNM stage
I-II	Ref.			Ref.
III-IV	1.699	1.175-2.456	0.005	1.501	0.902-2.499	0.118
Pathologic T stage
T2	Ref.
T3-T4	1.470	0.955-2.262	0.080
Metastatic lymph nodes
Negative	Ref.
Positive	1.573	1.031-2.400	0.036	1.123	0.623-2.024	0.700
Distant metastasis
Negative	Ref.
Positive	1.760	0.945-3.279	0.074
CASC19 expression
Low	Ref.			Ref.
High	1.637	1.096-2.447	0.016	1.524	1.003-2.316	0.049

Bold values indicate P < 0.05.