High expression level of serpin peptidase inhibitor clade E member 2 is associated with poor prognosis in lung adenocarcinoma

Table 3 Multivariate analysis

Variables	Cut off	Hazard ratio	95% CI for HR	P value
pT factor	< 2 vs. ≥ 2	2.2610	0.13140–38.900	0.57420
pN factor	0 vs. ≥ 1	3.5320	0.34880–35.770	0.28540
Lymphatic invasion	0 vs. 1	0.4981	0.06594–3.763	0.49940
Pleural invasion	0 vs. ≥ 1	0.6023	0.04930–7.358	0.69130
Vascular invasion	0 vs. 1	2.8550	0.31770–25.650	0.34910
SERPINE2	Low vs. high	9.0520	1.20300–68.090	0.03237

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