Table 2.

Kaplan–Meier survival analyses and log-rank tests

Variables	Cases (n)	Survival months (Mean ± SD)	5-year OS (%)	P-value
Gender				0.913
Female	23	73.80±6.72	65.5
Male	64	76.11±3.42	82.3
Age (years)				0.010a
≤58	41	84.19±3.13	96.0
>58	46	67.29±4.77	61.1
Location				0.017a
Ascending	33	64.87±4.62	62.7
Transverse	13	68.52±9.78	64.3
Descending/sigmoid	41	85.07±3.35	95.5
Differentiation				<0.001a
Poor	17	67.87±5.93	77.5
Moderate	66	80.05±3.45	83.9
Well	4	42.67±2.96	0.00
Tumor size (diameter, cm)				0.920
≤5.0	56	74.85±4.05	73.3
>5.0	31	75.19±4.18	85.9
Invasion depth				0.253
T1–T2	36	81.34±3.03	90.9
T3–T4	51	72.19±4.85	68.5
Lymph node metastasis				0.011a
Negative	39	86.59±4.02	90.2
Positive	48	69.10±4.05	69.7
PYK2 expression				0.001a
Low	44	84.61±3.57	96.6
High	43	64.42±4.49	57.6

Note:

^aStatistically significant (P<0.05).