Clinicopathological characteristics and prognostic outcomes of pregnancy-associated colorectal cancer: A 24-year experience

Table 1 Characteristics of pregnancy-associated colorectal cancer patients of different ages, n (%)

Characteristic	All pCRC, n	pCRC diagnosed < 35-year	pCRC diagnosed ≥ 35-year	P value
Total	43	32 (74.4)	11 (25.6)	< 0.001
Location of CRC				0.715
Proximal	10	7 (70)	3 (30)
Distal	33	25 (75.8)	8 (24.2)
Pathological stage				0.871
TNM I	2	1 (50)	1 (50)
TNM II	10	7 (70)	3 (30)
TNM III	18	15 (83.3)	3 (16.7)
TNM IV	13	9 (69.2)	4 (30.8)
Survival (months)				0.676
mean	52.3	52.6	51.5
Range	1-208	1-208

P value is for comparison between pregnancy-associated colorectal cancer diagnosed at age < 35 years and ≥ 35 years. pCRC: Pregnancy-associated colorectal cancer; CRC: Colorectal cancer; TNM: Tumor-node-metastasis.