Logistic Regression Model Estimations for Presence of Poor Image Quality
| Simple logistic model | Multivariable logistic model | |||||
| Characteristic | OR | 95% CI | P | OR | 95% CI | P |
| Age (5-y increase) | 1.25 | 1.04–1.50 | 0.015 | 1.40 | 1.12–1.75 | 0.003 |
| Weight (5-kg increase) | 1.63 | 1.37–1.94 | <0.001 | 1.89 | 1.53–2.32 | <0.001 |
| Uptake time (10-min increase) | 1.40 | 1.09–1.80 | 0.008 | 1.45 | 1.08–1.96 | 0.013 |
| Injected activity (10-MBq decrease) | 1.20 | 1.04–1.38 | 0.013 | 1.28 | 1.07–1.52 | 0.006 |