Table 2 Risk factors for PE by multivariate logistic analysis.
Risk factor | β | SE | Wald χ2 | OR | 95%CI | P value |
---|---|---|---|---|---|---|
Age ≥77 years | 0.948 | 0.225 | 17.752 | 2.58 | 1.66–4.01 | <0.001 |
Stage III-IV | 0.793 | 0.390 | 4.134 | 2.21 | 1.03–4.74 | 0.042 |
Adenocarcinoma | 1.176 | 0.314 | 14.027 | 3.24 | 1.75–6.00 | 0.002 |
D-Dimer ≥600ug/L | 1.004 | 0.399 | 8.771 | 2.73 | 1.25–5.96 | 0.011 |
PaO2 < 75 mmHg | 1.047 | 0.252 | 17.262 | 2.85 | 1.74–4.67 | <0.001 |