Table 5.
Logistic regression analysis of factors associated with poor prognosis.
| Parameters | Univariate analysis | Multivariate analysis | ||||
|---|---|---|---|---|---|---|
| B | OR (95%CI) | P | B | OR (95%CI) | P | |
| Heart rate (times/min) | 0.04 | 1.04 (1.01–1.06) | .002 | 0.02 | 1.02（0.99–1.05） | .27 |
| Respiratory rate (times/min) | 0.07 | 1.08 (0.91–1.27) | .38 | |||
| Systolic blood pressure (mm Hg) | −0.04 | 0.96 (0.94–0.98) | ＜.001 | −0.02 | 0.98 (0.96–1.00) | .045 |
| History of APE or deep venous thrombosis |
−0.78 | 0.45 (0.06–3.58) | .45 | |||
| Recent operation or immobilization |
1.19 | 3.30 (1.46–7.45) | .004 | 1.07 | 2.92（0.92–9.29） | .07 |
| Cancer history | 0.66 | 1.94 (0.66–5.69) | .23 | |||
| Respiratory failure | 0.70 | 2.01 (0.88–4.61) | .10 | |||
| Smoking | −1.06 | 0.35 (0.12–1.03) | .06 | |||
| Types | −1.46 | 0.23 (0.09–0.59) | .002 | −0.87 | 0.42 (0.11–1.59) | .20 |
| Wells score | 0.56 | 1.75 (1.19–2.58) | .005 | 0.24 | 1.27 (0.70–2.30) | .44 |
| PAOI | 2.45 | 11.60 (1.89–71.30) | .008 | −0.38 | 0.69 (0.38–12.24) | .80 |
| VSD | 0.56 | 1.75 (0.72–4.25) | .22 | |||
| Standardized： | ||||||
| MPA/AO | 0.87 | 2.39 (0.07–82.85) | .63 | |||
| MPA | 0.26 | 1.29 (0.45–3.75) | .64 | |||
| RPA | 0.62 | 1.86 (0.40–8.63) | .43 | |||
| LPA | 1.88 | 6.53 (1.20–35.72) | .03 | 0.62 | 1.86 (0.20–17.24) | .59 |
| PAh | 0.02 | 1.02 (0.94–1.10) | .64 | |||
| PAV | 0.00 | 1.00 (0.98–1.03) | .87 | |||
| RVD/LVD | 3.19 | 24.33 (4.99–118.76) | ＜.001 | 2.53 | 12.57 (1.49–106.28) | .02 |
AO = aorta, APE = acute pulmonary embolism, CI = confidence interval, LVD = left ventricular maximal short diameter, MPA = main pulmonary artery, OR = odds ratio, PAh = pulmonary artery height, PAOI = pulmonary artery occlusion index, PAV = pulmonary artery volume, RPA = right pulmonary artery, VSD = ventricular septal displacement, LPA = left pulmonary artery, RVD = right ventricular maximal short diameter, RVD/LVD = maximal short diameter of the right and left ventricles.