Table 1.

Characteristics of Women With Mammograms Performed After ≥1 Month of Warfarin Therapy and Untreated Controls

WarfarinUntreatedP Value
n451451
Age, y68.2±0.6 (36–95)67.9±0.6 (36–96)1.00
Diabetes mellitus, %29.729.71.00
Race, %
 White61.461.60.064
 Black34.629.5
 Other1.33.3
 Unknown2.75.5
Serum values, mg/dL
 Creatinine0.91±0.01 (0.36–1.92)0.86±0.01 (0.44–1.93)0.0015
 Calcium9.29±0.03 (7.1–11.3)9.39±0.02 (7.2–11.1)0.0023
 Phosphorus3.56±0.05 (1.7–7.4; 277)3.43±0.06 (1.4–5.2; 183)0.098
 LDL cholesterol98±2 (8–247; 386)107±2 (15–236; 406)0.0015
 HDL cholesterol56±1 (19–120; 394)59±1 (20–126; 409)0.034
 Triglycerides124±4 (28–727; 396)113±3 (27–458; 409)0.027
Statin use, %27.713.1<0.0001
Indication*, %
 AF41.9
 DVT/PE47.5
 Other17.5
Warfarin duration, y4.64+0.28 (0.10–39.4)
Current therapy, %56
  • Range and number of subjects if less than total are given in parentheses.

  • AF indicates atrial fibrillation; DVT, deep venous thrombosis; HDL, high-density lipoprotein; LDL, low-density lipoprotein; and PE, pulmonary embolus.

  • * Some patients had >1 indication.