Table 5.
Univariable logistic regression analysis exploring the effect of various cat characteristics and diagnostic findings on whether or not the NSP diagnosed heart disease in asymptomatic cats after performing focused cardiac ultrasound examination
| Odds ratio | 95% CI | P | |
|---|---|---|---|
| Signalment | |||
| Age | 1.08 | 1.01‐1.15 | .02 |
| Weight | 0.93 | 0.76‐1.15 | .52 |
| Sex (M) | 1.31 | 0.76‐2.26 | .33 |
| NSP evaluation | |||
| Heart murmur (Y) | 10.9 | 5.59‐21.2 | <.001 |
| Gallop rhythm (Y) | 1.32 | 0.47‐3.67 | .60 |
| Arrhythmia (Y) | 2.20 | 0.83‐5.79 | .11 |
| Heart rate (10 bpm) | 1.09 | 0.99‐1.19 | .07 |
| Respiratory rate (10 bpm) | 0.91 | 0.78‐1.08 | .28 |
| Cardiologist echocardiogram | |||
| LVIDd (0.1 cm) | 0.93 | 0.81‐1.06 | .27 |
| LVIDs (0.1 cm) | 0.95 | 0.83‐1.08 | .42 |
| IVSd (0.1 cm) | 3.64 | 2.48‐5.33 | <.001 |
| LVPWd (0.1 cm) | 2.27 | 1.66‐3.09 | <.001 |
| LA:Ao (0.1) | 1.39 | 1.21‐1.61 | <.001 |
Abbreviations: CI, confidence interval; IVSd, interventricular septum thickness at end‐diastole; LA:Ao, left atrium to aortic root dimension ratio; LVIDd, left ventricular internal diameter at end‐diastole; LVIDs, left ventricular internal diameter at end‐systole; LVPWd, left ventricular posterior wall thickness at end‐diastole; NSP, nonspecialist practitioner.