Figure 1.
Figure 1A. Cumulative incidence of stroke/TIA by dichotomous exhaled CO categories in the whole sample.
Figure 1B. Cumulative incidence of stroke/TIA by dichotomous exhaled CO categories in nonsmokers.
Figure 1C. Age- and sex- adjusted associations of exhaled CO and stroke/TIA in the whole sample.
Figure 1D. Age- and sex- adjusted associations of exhaled CO and stroke/TIA in nonsmokers.



