Table 4.

Results of the Outcome Analyses after Propensity Score Adjustment.

	Odd Ratio (95% CI)
In-hospital mortality, n (%)	0.96 (0.76-1.21)
Blood transfusion within 7 days of admission
Red blood cell transfusion, n (%)	1.00 (0.95-1.06)
Fresh-frozen plasma transfusion, n (%)	0.97 (0.77-1.21)
Platelet concentrate transfusion, n (%)	1.30 (0.82-2.04)
	Absolute Difference (95% CI)
Length of stay, days, mean (SD)	0.35 (0.07-0.64)
Total Costs, Japanese Yen, mean (SD)	-2,775 (-13,490-7940)

CI: confidence interval, n: number, SD: standard deviation