Table 3 ORs and 95% CIs of ovarian cancer and borderline tumours according to CA125 by age groups

From: BRCA1 mutations in ovarian cancer and borderline tumours in Norway: a nested case–control study

 

Ovarian cancer

Borderline tumour

 

OR

95% CI

OR

95% CI

All

 CA125 positive

    

 Case less than 40 years old

1.1

0.3–3.5

0.8

0.2–3.0

 Case 40–49 years old

3.5

2.3–5.4

2.8

1.6–4.8

 Case 50+ years old

3.3

1.5–7.1

12

1.3–110

CA125 measurements less than five years prior to diagnosis

 CA125 positive

    

 Case less than 40 years old

4.4

0.4–51

 Case 40–49 years old

4.3

2.1–8.8

6.6

2.7–16

 Case 50+ years old

5.2

1.9–14

3.0

0.2–48

  1. OR=odds ratio; CI=confidence interval.