Table 3.

Multivariate linear regression analysis considering FEV1 as dependent variable.

	Total			Men			Women
	B	95% CI	p	B	95% CI	p	B	95% CI	p
Sex	− 0.313	− 0.406 to − 0.220	< 0.001
Age	− 0.031	− 0.035 to − 0.027	< 0.001	− 0.040	− 0.047 to − 0.033	< 0.001	− 0.025	− 0.029 to − 0.021	< 0.001
Alcohol Hx	0.031	− 0.030 to 0.093	0.319	0.114	− 0.048 to 0.276	0.169	0.031	− 0.021 to 0.082	0.240
Smoking Hx	− 0.057	− 0.094 to− 0.019	0.003	− 0.061	− 0.115 to − 0.007	0.028	− 0.035	− 0.088 to 0.018	0.193
Height	0.026	0.021 to 0.031	< 0.001	0.031	0.023 to 0.040	< 0.001	0.022	0.018 to 0.027	< 0.001
Weight	0.005	0.002 to 0.008	0.003	0.006	0.001 to 0.012	0.025	0.000	− 0.003 to 0.003	0.818
Folate	0.004	− 0.002 to 0.011	0.173	0.017	0.004 to 0.030	0.009	− 0.003	− 0.009 to 0.004	0.412
Vitamin A	− 0.020	− 0.108 to 0.147	0.763	− 0.018	− 0.230 to 0.193	0.864	0.006	− 0.133 to 0.144	0.934
Vitamin E	− 0.003	− 0.007 to 0.002	0.220	− 0.010	− 0.115 to − 0.007	0.028	0.002	− 0.002 to 0.006	0.361

Bold italics indicates statistical significance (p < 0.05).

CI Confidence interval.