Table 3 Knowledge, attitudes and practice differences among the public health physicians of Tehran (n = 86)
|  | Control group (N = 43) | Intervention group (N = 43) | p value** | Differences between groups | 95% CI of mean difference | |
|---|---|---|---|---|---|---|
Lower | Upper | |||||
Knowledge difference (Mean ± SD) | 2.35 ± 2.5 | 3.19 ± 2.7 | 0.53 | 0.84 | −0.35 | 2.03 |
Attitudes Difference (Mean ± SD) | 2.83 ± 6.8 | 3.98 ± 3.4 | 0.89 | 1.15 | −1.6 | 3.86 |
Practice Difference (Mean ± SD) | 10.51 ± 19 | 16.2 ± 15.9 | 0.1 | 5.69 | −2.17 | 13.48 |