Age in years, mean (SD) | 59.3 (7.0) | 59.6 (7.9) | 64.1 (7.9) | 65.0 (7.6) |
Ethnocultural origin (%) |
French | 69.1 | 64.2 | 77.4 | 64.3 |
English | 13.5 | 14.1 | 4.6 | 6.3 |
Other | 17.4 | 21.7 | 17.9 | 29.4 |
Educational level (%) |
Primary school | 30.3 | 20.3 | 45.8 | 35.6 |
Secondary school | 57.1 | 56.1 | 41.6 | 41.3 |
Postsecondary school | 12.6 | 23.6 | 12.6 | 23.1 |
Smoking status (%) |
Never | 1.5 | 19.7 | 2.4 | 17.6 |
Ex | 31.5 | 35.8 | 30.0 | 53.4 |
Current | 67.0 | 44.5 | 67.5 | 29.0 |
Respondent (%) |
Self | 70.6 | 87.4 | 60.1 | 90.0 |
Proxy | 29.4 | 12.6 | 39.9 | 10.0 |
Ever exposed to organic lead (%) | 3.2 | 1.7 | 1.9 | 2.1 |
Ever exposed to lead from engine emissions (%) | 40.3 | 39.2 | 19.3 | 19.3 |
Ever exposed to inorganic lead from other sources (%) | 15.5 | 13.3 | 15.4 | 17.0 |