Trends in Incidence of Two Major Subtypes of Liver and Bile Duct Cancer: Hepatocellular Carcinoma and Cholangiocarcinoma in Songkhla, Southern Thailand, 1989-2030

Table 1

Liver and bile duct cancer cases by histological type and sex before and after imputation.

Histologic subtype	All (n=2,676)				Males (n=1,947)				Females (n=729)
	Before	%	After	%	Before	%	After	%	Before	%	After	%
HCC	409	15.4	1,188	44.4	329	16.9	1004	51.6	80	11.0	184	25.2
CCA	358	13.4	1,020	38.1	206	10.6	657	33.7	152	20.8	363	49.8
Other^†	165	6..1	468	17.5	89	4.5	286	14.7	76	10.4	182	25.0
Unknown^‡	1,455	54.3	-	-	1,152	59.1	-	-	303	41.6	-	-
Unknown	289	10.8	-	-	171	8.8	-	-	118	16.2	-	-

HCC: hepatocellular carcinoma, CCA: cholangiocarcinoma, ^†liver and bile duct cancer with unspecified histology, ^‡liver cancer with unknown histology, and malignant neoplasms of the abdomen (C76.2) and unknown primary site (C80.9).