Table 2 Demographic data of cholangiocarcinoma patients and non-cholangiocarcinoma population

Any treatment for liver flukes from physicians/public health personnel

4,129

27

4,102

0.233^b

 Ever

1,441

7

1,434

(34.9)

(25.9)

(35.0)

 Never

2,576

18

2,558

(62.4)

(66.7)

(62.3)

 Unknown

112

2

110

(2.7)

(7.4)

(2.7)

Raw freshwater fish/shrimp/snail consumption

4,218

27

4,191

0.568^a

 Yes

526

2

524

(12.5)

(7.4)

(12.5)

 No

3,692

25

3,667

(87.5)

(92.6)

(87.5)