Using highly variable warfarin dosing to identify patients at risk for adverse events

Thrombosis Journal

Table 2 Baseline patient characteristics compared between cases (n = 109) and controls (n = 218).

Demographics	Cases (%)	Controls (%)	P-value
Age 75 or Older	50	42	0.20*
Female	45	32	0.02*
Nonwhite Race	11	6	0.10*
Hypertension	48	47	0.99*
Diabetes	21	21	0.99*
Coronary Artery Disease	39	34	0.53*
Follow up time	10.9 months	11.5 months	< 0.001†
# INR/month	2.3	1.2	< 0.001†
Indication:			0.26*
Atrial Fibrillation	67	58
VTE	11	13
Valvular Heart disease	6	5
Other	16	24

ISSN: 1477-9560