Table 2. Decline in the misconception, by education level, that cold or flu should be treated with antibacterial drugs, California, 2000 and 2003*.
| Education level | %† (PR, 95% CI) | % decrease‡ |
|---|---|---|
| <12 y | ||
| 2003 study | 43.1 (0.83, 0.72–0.95) | 17.0 |
| 2000 study | 52.2 (referent) | |
| High school graduate/GED | ||
| 2003 | 29.3 (0.92, 0.80–1.06) | 8.0 |
| 2000 | 31.8 (referent) | |
| Some college | ||
| 2003 | 15.7 (0.77, 0.64–0.92) | 23.0 |
| 2000 | 20.5 (referent) | |
| College graduate | ||
| 2003 | 7.3 (0.53, 0.42–0.67) | 47.0 |
| 2000 | 13.9 (referent) | |
*PR, unadjusted prevalence ratio; CI, confidence interval, GED, general equivalency diploma. †Number respondents with misconception divided by total number respondents. ‡Percent decrease from 2000 to 2003.