Table 2 Logistic regression model for receiving surgery.

From: Primary tumor resection improves survival in patients with multifocal intrahepatic cholangiocarcinoma based on a population study

Characteristic

Adjusted OR (95% CI)

p-value

Age group, years

 < 65

Reference

0.018

 ≥ 65

0.575 (0.363–0.910)

Race

White

Reference

 

Black

0.924 (0.407–2.101)

0.851

Others

1.099 (0.567–2.129)

0.779

Gender

Female

Reference

0.945

Male

0.984 (0.623–1.554)

Insurance status

Uninsured

Reference

 

Insured

3.312 (1.455–7.536)

0.004

Unknown

2.412 (0.187–31.062)

0.5

Marital status

Unmarried

Reference

 

Married

1.283 (0.786–2.095)

0.319

Unknown

0.948 (0.271–3.316)

0.934

Grade

Grade I–II

Reference

 

Grade III–IV

0.173 (0.102–0.294)

 < 0.001

Unknown

0.632 (0.369–1.085)

 < 0.096

LN metastases

No

Reference

0.759

Yes

0.921 (0.554–1.558)

Vascular invasion

No

Reference

0.062

Yes

1.568 (0.978–2.512)

Multiple lobes

No

Reference

 < 0.001

Yes

0.286 (0.180–0.455)

Primary tumor size

 ≤ 5 cm

Reference

 

5–10 cm

0.490 (0.287–0.837)

0.009

 ≥ 10 cm

0.394 (0.205–0.757)

0.005

Unknown

0.107 (0.043–0.265)

 < 0.001

Chemotherapy

No

Reference

0.978

Yes

0.993 (0.605–1.630)

Radiation

No

Reference

0.61

Yes

0.847 (0.447–1.604)

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