Table 2 Distribution of lung and other cancers in proband and spouse families

From: Familial aggregation of lung cancer in a high incidence area in China

Cancer

No. of affected persons in family a

Proband families

Spouse families

OR b

95% CI

No.

%

No.

%

Lung cancer only

1

109

14.8

81

10.9

2.82**

1.95–4.82

 

2

29

3.9

11

1.5

3.00*

1.15–5.97

 

3

10

1.4

2

0.3

3.23*

1.05–15.30

 

4

3

0.4

0

0.0

Cancer other than lung

1

81

10.9

63

8.5

1.62

0.93–2.97

 

2

19

2.6

12

1.8

2.37*

0.98–3.46

 

3

8

1.1

4

0.5

2.59**

1.32–5.37

 

4

2

0.3

1

0.1

4.57*

0.99–21.9

  1. OR=odds ratio; CI=confidence interval.
  2. *P<0.05.
  3. **P<0.01.
  4. aExcludes probands and spouses.
  5. bCrude OR estimate of cancer for relatives of probands vs relatives of spouses.