TABLE 1.
Sample Characteristics for the Total Sample and by SES Group: UMass Tobacco Study, 2001–2004
| Total Sample (n = 1491) | Low SES (n = 348) | Mid SES (n = 459) | High SES (n = 466) | Undetermined SES (n = 218) | |
| Age, y, mean (SE) | 40.5 (0.5) | 43.4 (0.9) | 38.7 (0.7) | 38.7 (0.9) | 42.8 (1.4) |
| Interview gap, mo, mean (SE) | 23.8 (0.1) | 23.6 (0.2) | 24.0 (0.1) | 23.7 (0.1) | 23.7 (0.1) |
| Total tobacco control ad GRPs,a mean (SE) | 853.4 (2.2) | 850.6 (5.0) | 854.2 (3.4) | 856.6 (4.4) | 849.9 (4.9) |
| Total tobacco control ad GRPs,b mean (SE) | 20 480 (50) | 20 410 (120) | 20 500 (80) | 20 560 (110) | 20 400 (120) |
| Average monthly HE/PT GRPs,a mean (SE) | 438.2 (1.9) | 440.5 (3.8) | 439.9 (3.6) | 434.8 (3.1) | 438.0 (5.8) |
| Summed HE/PT GRPs,b mean (SE) | 10 520 (190) | 10 570 (90) | 10 560 (90) | 10 430 (70) | 10 510 (140) |
| Average monthly comparison GRPs,a mean (SE) | 415.2 (1.7) | 410.0 (3.6) | 414.4 (3.0) | 421.8 (2.6) | 411.9 (5.4) |
| Summed comparison GRPs,b mean (SE) | 9960 (40) | 9840 (90) | 9950 (70) | 10 120 (60) | 9890 (130) |
| Quitting status at follow-up, % | |||||
| Continuing smoker | 82.4 | 87.1 | 81.8 | 80.8 | 79.0 |
| Quitter | 17.6 | 12.9 | 18.2 | 19.2 | 21.0 |
| Education, % | |||||
| Some college or above | 51.5 | 0 | 51.7 | 100 | 38.7 |
| High school or lower | 46.1 | 100 | 48.3 | 0 | 44.5 |
| Not disclosed | 2.5 | 0 | 0 | 0 | 16.9 |
| Income, % | |||||
| ≤ $50 000 | 41.8 | 100 | 51.7 | 0 | 8.6 |
| > $50 000 | 45.8 | 0 | 48.3 | 100 | 7.1 |
| Not disclosed | 12.4 | 0 | 0 | 0 | 84.3 |
| Race/Ethnicity, % | |||||
| Minority | 16.1 | 23.1 | 13.8 | 12.6 | 16.1 |
| Non-Hispanic White | 83.9 | 76.9 | 86.2 | 87.4 | 83.9 |
| Gender, % | |||||
| Women | 55.2 | 51.8 | 56.7 | 53.1 | 61.6 |
| Men | 44.8 | 48.2 | 43.3 | 46.9 | 38.4 |
| Addiction level, % | |||||
| Heavyc | 59.5 | 66.8 | 64.0 | 48.0 | 61.0 |
| Lightd | 40.5 | 33.2 | 36.0 | 52.0 | 39.0 |
| TV-watching frequency, % | |||||
| 0–3 d/wk | 32.2 | 37.1 | 30.2 | 27.3 | 37.9 |
| 4–6 d/wk | 26.1 | 18.6 | 26.2 | 33.7 | 22.6 |
| 7 d/wk | 41.8 | 44.3 | 43.5 | 39.0 | 39.5 |
| Media market, % | |||||
| Boston, MA | 87.0 | 82.7 | 86.1 | 92.1 | 85.8 |
| Albany–Schenectady–Troy, NY | 2.8 | 3.6 | 3.4 | 1.0 | 3.8 |
| Providence–New Bedford, MA | 10.2 | 13.7 | 10.5 | 6.8 | 10.5 |
Note. GRPs = gross ratings points; HE/PT = highly emotional/personal testimonial; SES = socioeconomic status.
a
Monthly average GRPs of state-sponsored and American Legacy Foundation–sponsored ads aired in the 24 months before the baseline interview.
b
Summed GRPs of state-sponsored and American Legacy Foundation–sponsored ads aired in the 24 months before the baseline interview.
c
Smoked within 30 minutes of waking or smoked more than 20 cigarettes per day.
d
Did not smoke within 30 minutes of waking and smoked fewer than 20 cigarettes per day.