Table 5. Predictors for selection of 140 kV.
| Univariate OR (95% CI) |
p value | Multivariate OR (95% CI) |
p value | |
|---|---|---|---|---|
| Male sex | 1.36 (0.05–3.65) | 0.544 | N/A | N/A |
| Weight > 90 kg | 4.23 (1.46–12.29) | 0.008 | N/A | N/A |
| BMI > 32.9 kg/m2 | 9 (3.01–26.9) | <0.001 | 6.6 (2.12–20.53) | 0.0011 |
| Effective diameter > 32.2 cm | 13.1 (1.66–102.9) | 0.015 | 8.42 (1.02–69.74) | 0.0483 |
| AP diameter | 3.91 (1.3–11.9) | 0.016 | N/A | N/A |
| Lateral diameter | 3.93 (1.41–11) | 0.009 | N/A | N/A |
AP, antero-posterior; BMI, body mass index; CI, confidence interval; OR, odds ratio.