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Table 2 Estimated risks of lung cancer associated with multivariate factors

From: Lung cancer risk and exposure to air pollution: a multicenter North China case–control study involving 14604 subjects

Factor

P-value

OR

95%CI

Age

0.000

   

 < 40

0.000

1.767

1.450

2.153

 40–50

0.000

1.630

1.436

1.850

 50–60

0.000

1.287

1.140

1.453

 60–70

0.000

1.268

1.128

1.426

 ≥ 70

 

1.00

reference

 

Sex

0.000

   

 Male

 

0.496

0.453

0.543

 Female

 

1.00

reference

 

Marriage

0.000

   

 Unmarried

0.027

0.678

0.481

0.956

 Married

0.001

1.463

1.178

1.816

 Widowed/Divorce

 

1.00

reference

 

Related disease

    

 Yes

0.000

0.394

0.341

0.456

 No

 

1.00

reference

 

Smoking situation

0.000

   

 Smoking

0.000

2.630

2.364

2.925

 Smoking Quit

0.000

4.232

3.505

5.110

 Never smoke

 

1.00

reference

 

Alcohol consumption

0.000

   

 Yes

0.000

1.295

1.156

1.451

 No

 

1.00

reference

 

Family history of cancer

0.000

   

 Yes

0.000

2.785

2.462

3.150

 No

 

1.00

reference

 

Profession

0.000

   

 Corporate personnel

0.000

0.421

0.371

0.478

 Production/Service

0.000

0.784

0.719

0.854

 Agriculture/fishing

 

1.00

reference

 

Five-year average PM2.5

0.000

1.062

1.059

1.065