Table 2.
Univariate and multivariate analysis of total fluoroscopy time in the training cohort
| Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|
| OR (95% CI) | P value | OR (95% CI) | P value | |
| Age (>65) | 0.84(0.25-2.80) | 0.781 | ||
| Sex (male) | 0.68(0.16-2.80) | 0.590 | ||
| Height (>170) | 1.31(0.47-3.68) | 0.606 | ||
| Weight (>60) | 0.89(0.31-2.54) | 0.823 | ||
| AFP (>400) | 1.91(0.69-5.35) | 0.215 | ||
| Chronic disease (yes) | 1.23(0.35-4.37) | 0.751 | ||
| Tumor type | 0.41(0.17-1.03) | 0.058 | ||
| HbsAg (positive) | 1.57(0.46-5.35) | 0.475 | ||
| Catheter type | 33.47(3.71-301.86) | 0.002 | ||
| Vascular variation | 4.33(2.04-9.22) | <0.001 | 3.01(1.13-8.07) | 0.028 |
| Myla classification | 4.38(2.07-9.25) | <0.001 | 2.51(1.09-5.75) | 0.030 |
| Angle between LSA and aortic arch | 2.91(0.83-10.23) | 0.096 | ||
| Length from LSA to TA (>60 mm) | 11.14(3.08-40.31) | <0.001 | 5.71(1.37-23.85) | 0.017 |
| Distance from LSA to TA (>90 px) | 13.17(3.25-53.33) | <0.001 | ||
| Angle between CHA and abdominal aorta (>90) | 0.12(0.03-0.42) | 0.001 | 0.17(0.04-0.73) | 0.017 |
Abbreviations: OR: odds ratio; CI: confidence interval; AFP: alpha fetal protein; LSA: left subclavian artery; TA: thoracic aorta; CHA: common hepatic artery.