Table 3.
Descriptive Statistics for Each of the Items at Each Survey Administration
| Sample 1 | Test-retest sample | Sample 2 | ||
|---|---|---|---|---|
| Scale range | Mean ( SD ) | Mean ( SD ) | Mean ( SD ) | |
| Perceived prevalence of ST use | ||||
| In your opinion… | ||||
| What percentage of all people in the US use… | 1–100 | 25.82 (19.05) | 23.93 (19.46) | 24.70 (19.74) |
| What percentage of 12th graders in the US use… | 1–100 | 16.95 (18.80) | 16.75 (19.74) | 18.64 (19.46) |
| What percentage of 8th graders in the US use… | 1–100 | 10.70 (16.63) | 11.89 (18.59) | 12.28 (18.14) |
| What percentage of college students in the US use… | 1–100 | 20.50 (19.94) | 20.09 (20.81) | 21.32 (18.94) |
| Use among successful/elite | ||||
| Most successful business people use smokeless tobacco at least once a month | 1–5 | 3.83 (1.012) | 3.83 (1.05) | 3.72 (1.22) |
| In general, more “cool” people use smokeless tobacco than “uncool” people | 1–5 | 3.91 (1.05) | 3.86 (1.12) | 3.75 (1.22) |
| Wealthy people are more likely to use smokeless tobacco than poor people | 1–5 | 3.73 (1.12) | 3.71 (1.13) | 3.62 (1.21) |
| My favorite celebrities probably use smokeless tobacco at least once a month | 1–5 | 3.71 (1.046) | 3.69 (1.08) | 3.59 (1.22) |
| Approval of smokeless tobacco use by parents/peers | ||||
| According to my parents, it is very important for me not to use smokeless tobacco | 1–5 | 1.98 (1.24) | 2.04 (1.18) | 1.69 (1.06) |
| According to my friends, it is very important for me not to use smokeless tobacco | 1–5 | 2.29 (1.23) | 2.27 (1.17) | 2.11 (1.17) |
| According to most people my age, it is very important for me not to use smokeless tobacco | 1–5 | 2.28 (1.19) | 2.28 (1.14) | 2.08 (1.06) |
1 “strongly agree” to 5 “strongly disagree”. ST = smokeless tobacco.