Table 4. Risk factors for incident asthma defined by model A: unadjusted and adjusted Risk Ratios with 95% Confidence Intervals (RR, 95%CI) from Poisson regression models.
Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A Incidence of physician-diagnosed asthma defined by model A
Cohort followed from 1996 to 2006 Cohort followed from 1996 to 2006 Cohort followed from 1996 to 2006 Cohort followed from 1996 to 2006 Cohort followed from 1996 to 2006 Cohort followed from 2006 to 2016 Cohort followed from 2006 to 2016 Cohort followed from 2006 to 2016 Cohort followed from 2006 to 2016 Cohort followed from 2006 to 2016
Unadjusted Unadjusted Adjusted Adjusted Unadjusted Unadjusted Adjusted Adjusted
Independent variables Category RR (95%CI) RR (95%CI) RR (95%CI) RR (95%CI)
Sex Men 1 1 1 1
Women 1.23 (0.84-1.79) 1.18 (0.77-1.79) 2.07 (1.34-3.21) 1.99 (1.22-3.25)
Family history of asthma No 1 1 1 1
Yes 1.78 (1.17-2.72) 1.50 (0.93-2.43) 2.10 (1.36-3.26) 1.75 (1.05-2.90)
Allergic rhino-conjunctivitis No 1 1 1 1
Yes 2.47 (1.65-3.69) 2.62 (1.69-4.07) 2.42 (1.58-3.71) 2.39 (1.48-3.87)
Smoking habits Non-smokers 1 1 1 1
Ex-smokers 1.67 (1.06-2.62) 1.62 (0.99-2.67) 0.87 (0.58-1.58) 1.01 (0.59-1.75)
Smokers Smokers 1.42 (0.89-2.26) 1.38 (0.83-2.29) 0.79 (0.42-1.47) 0.89 (0.46-1.69)
Socioeconomic group Professionals 1 1 1 1
Non-manual workers Non-manual workers 1.46 (0.45-4.80) 1.32 (0.40-4.37) 0.88 (0.37-2.12) 0.76 (0.31-1.89)
Manual workers Manual workers 1.90 (0.60-6.05) 1.75 (0.55-5.60) 0.90 (0.38-2.12) 0.90 (0.38-2.13)
Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze Model A: Excluded from population at risk were those who at baseline reported any of physician diagnosed asthma, ever asthma, current use of asthma medicine and recurrent wheeze
The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05. The adjusted regression models included incident physician-diagnosed asthma as outcome, and all variables presented in the table as independent variables. Bold values indicate p<0.05.