Determining Risk Factors of Bleeding in Patients on Warfarin Treatment

Table 3

Odds ratios (ORs), 95% confidence intervals (CIs), and values when comparing laboratory values and acetylsalicylic acid use between patients using warfarin with bleeding-related (SG) and non-bleeding-related (CG) reasons for their emergency department visits.

	OR [95% CI]
INR	1.417 [1.149–1.748]	0.001
Hemoglobin	0.812 [0.656–1.005]	0.055
Creatinine	1.041 [0.173–6.273]	0.965
BUN	0.994 [0.964–1.026]	0.722
CRP	1.008 [0.998–1.018]	0.103
Acetylsalicylic acid	9.255 [3.062–27.968]	<0.001