Table 3.
N(%)a | Univariate OR (95% CI) |
Multivariate OR (95% CI) |
P Valueb |
|
---|---|---|---|---|
Years in practice | ||||
0–15 | 126(52.5) | Referentc | Referent | |
>15 | 114(47.5) | 1.17 (0.7–2.0) | 1.37 (0.8–2.5) | 0.3 |
No. of cases encountered per year | ||||
0–5 | 179(75.5) | Referent | Referent | |
≥6 | 58(24.5) | 1.50 (0.8–2.8) | 1.29 (0.6–2.6) | 0.7 |
Geographic region | ||||
Northeast | 59(25.7) | Referent | Referent | |
Midwest | 36(15.1) | 1.31 (0.6–3.1) | 1.67 (0.6–4.4) | 0.3 |
South | 72(30.1) | 0.87 (0.4–1.8) | 1.06 (0.5–2.3) | 0.9 |
West | 72(30.1) | 0.54 (0.3–1.1) | 0.54 (0.2–1.2) | 0.1 |
Practice type | ||||
Non-academicd | 219(90.1) | Referent | Referent | |
Academic | 22(9.1) | 2.23 (0.8–5.9) | 1.78 (0.6–5.5) | 0.3 |
Belief from literature of antibiotic effect | ||||
Not up-to-date | 92(40.0) | Referent | Referent | |
Equal benefit and harm | 86(37.4) | 3.04 (1.6–5.6) | 3.33 (1.7–6.6) | 0.001 |
Beneficial | 40(17.4) | 6.51 (2.7–15.7) | 6.06 (2.4–15.4) | <.0005 |
Harmful | 12(5.2) | 1.63 (0.5–5.4) | 3.23 (0.8–12.4) | 0.09 |
Specialist consultation readily available | ||||
Yes | 215(94.9) | Referent | Referent | |
No | 14(6.1) | 5.03 (1.1–23.0) | 7.24 (1.3–38.9) | 0.02 |
Total n may not always sum to 244 as all respondents did not answer all questions
P values refer to the multivariate analysis results. All p values <.05 on multivariate analysis were also found to be <.05 on univariate analysis
”Referent” indicates reference group to which other groups are compared in calculating odds ratios
Non-academic includes private practice, community clinic, hospital-based, managed care, and other