Table 1.

Features of primary and metastatic mucinous ovarian carcinomas before imputation, age, and size expressed as mean

Parameter		Primary	%	Metastasis	%	p value
Age		54.6 ± 15.1		59.6 ± 13.1		< 0.001
Histology	Mucinous	733	45.0	896	55.0	< 0.001
	Signet-ring cell	2	1.6	122	98.4
Location primary tumor	Appendix			97	9.5
	Bladder			2	0.2
	Breast			3	0.3
	Cervix			2	0.2
	Endometrium			4	0.4
	Colon			748	73.5
	Duodenum			1	0.1
	Small intestine			22	2.2
	Pancreas			17	1.7
	Bile ducts/gallbladder			14	1.4
	Esophagus			7	0.7
	Stomach			100	9.8
	Urachus			1	0.1
Laterality	Left	284	56.6	218	43.4	< 0.001
	Right	330	54.1	280	45.9
	Bilateral	69	13.7	436	86.3
	Unknown	52	38.2	84	61.7
Size (largest)		18.9 ± 7.9		11.6 ± 6.4		< 0.001
Total		735	41.9	1018	58.1