TABLE 3.
Univariate Cox proportional hazards model for predicting outcome in 14 dogs undergoing TAE for hepatocellular masses.
| Variable | Hazard ratio (95% confidence interval) | P value |
|---|---|---|
| Dog factors | ||
| Age (per 1 year) | 1.006 (0.974‐1.038) | .72 |
| Weight (per 1 kg) | 0.959 (0.796‐1.156) | .66 |
| Tumor factors | ||
| Hepatic segment (vs left) | ||
| Center | NA | NA |
| Right | 0.659 (0.154‐2.810) | .57 |
| Pre‐TAE tumor volume (per 1 cm3) | 1.002 (0.999‐1.005) | .10 |
| Tumor volume/body weight (cm3/kg) | 1.058 (1.014‐1.103) | .01 † |
| Signs/history | ||
| History of signs of gastrointestinal disease+ (vs −) | 2.725 (0.556‐13.34) | .21 |
| History of abdominal effusion+ (vs −) | 3.432 (0.797‐14.79) | .10 |
| History of weight loss+ (vs −) | 1.702 (0.447‐6.476) | .44 |
| History of hemoabdomen+ (vs −) | 4.909 (1.135‐21.22) | .03 † |
| History of jaundice+ (vs −) | 3.609 (0.374‐34.86) | .27 |
| Embolic agent | ||
| Embosphere (vs Gelpart) | 0.465 (0.124‐1.746) | .26 |
Abbreviation: TAE, transcatheter arterial embolization.
†
P < .05.