Table 4.

Multivariate analysis of survival

	Hazard ratio	95% CI	P-value
WBC (1/µL)	1.00	1.00–1.00	0.062
KL-6 (U/L)	0.99	0.99–1.00	0.17
BNP (pg/mL)	1.00	0.99–1.00	0.10
rhTM administration	0.17	0.034–0.88	0.035*

Note:

^*Cox proportional hazards’ regression models.

Abbreviations: CI, confidence interval; WBC, white blood cell; KL-6, Krebs von den Lungen-6; BNP, brain natriuretic peptide; rhTM, recombinant human thrombomodulin.