Race/ethnicity, education level and marital status according to level of total exposure to ETS, by gender. Never smokers of any tobacco product. Northern California Kaiser Permanente, 1979–85
| Total exposure to ETS (hours/week) | ||||||
|---|---|---|---|---|---|---|
| Men | ||||||
| 0 (n=5354) | 1–9 (n=5742) | 10–39 (n=3239) | ⩾40 (n=2189) | Number | p Value3-150 | |
| Race | ||||||
| White | 27.1 | 39.8 | 20.6 | 12.5 | 9 771 | |
| Black | 37.4 | 27.6 | 19.2 | 15.8 | 3 168 | |
| Asian | 43.6 | 27.3 | 16.2 | 12.9 | 2 543 | |
| Latino | 42.7 | 27.2 | 17.5 | 12.6 | 595 | |
| Other, mixed, or missing | 34.7 | 27.9 | 22.1 | 15.2 | 447 | 0.001 |
| Education level | ||||||
| No college | 47.3 | 21.9 | 16.1 | 14.6 | 3 234 | |
| Partial college | 28.9 | 31.9 | 23.1 | 15.9 | 3 932 | |
| Completed college or postgraduate | 26.3 | 42.7 | 19.8 | 11.1 | 7 743 | |
| Unknown | 39.9 | 28.9 | 17.1 | 14.0 | 1 615 | 0.001 |
| Marital status | ||||||
| Never married | 26.1 | 36.6 | 24.1 | 13.2 | 5 640 | |
| Married or remarried | 35.7 | 34.6 | 16.9 | 12.7 | 7 931 | |
| Separated or divorced | 28.6 | 35.5 | 20.1 | 15.7 | 1 257 | |
| Widowed | 58.9 | 20.1 | 13.4 | 7.5 | 134 | |
| Unknown | 38.9 | 29.3 | 17.3 | 14.5 | 1 562 | 0.001 |
| Women | ||||||
| 0 | 1–9 | 10–39 | ⩾40 | |||
| (n=9391) | (n=7445) | (n=4848) | (n=4513) | Number | p Value | |
| Race | ||||||
| White | 31.8 | 32.7 | 18.9 | 16.5 | 13 040 | |
| Black | 36.9 | 23.8 | 20.1 | 20.2 | 6 711 | |
| Asian | 44.4 | 24.5 | 16.2 | 14.9 | 4 718 | |
| Latino | 42.3 | 25.5 | 14.8 | 17.5 | 996 | |
| Other, mixed, or unknown | 41.9 | 24.3 | 16.0 | 17.8 | 732 | 0.001 |
| Education level | ||||||
| No college | 45.7 | 21.1 | 15.9 | 17.3 | 7 202 | |
| Partial college | 31.7 | 26.0 | 20.8 | 21.5 | 6 918 | |
| Completed college or postgraduate | 29.0 | 36.7 | 19.8 | 14.4 | 9 496 | |
| Unknown | 44.6 | 24.5 | 14.8 | 16.0 | 2 581 | 0.001 |
| Marital status | ||||||
| Never married | 23.7 | 32.2 | 24.1 | 19.9 | 6 921 | |
| Married or remarried | 40.2 | 27.7 | 16.2 | 15.9 | 12 208 | |
| Separated or divorced | 30.2 | 28.7 | 20.6 | 20.4 | 3 407 | |
| Widowed | 60.8 | 20.2 | 10.5 | 8.4 | 1 188 | |
| Unknown | 43.9 | 24.9 | 15.0 | 16.1 | 2 473 | 0.001 |
Table entries are row percentages;
↵3-150 by χ2analysis.