Table 2 Descriptive statistics from 91 cases of BHD

Age in years, average ± SD

72 ± 12

Sex  % (n)

 Male

64% (58)

 Female

36% (33)

Anticoagulation drug,  % (n)

 Enoxaparin only

66% (61)

 Fondaparinux

12% (11)

 UFH only

9% (8)

 Bridging heparin + enoxaparin

6.5% (6)

 Other LMWH or ULMWH

5.4% (5)

 Coumadin only

1% (1)

Time to lesion onset, days, mean ± SD

7.0 ± 6.4

Location  % (n)

 Extremities only

67.9% (36)

 Extremities +torso

26.4% (14)

 Face, neck, head included

5.7% (3)

Management  % (n)

 Discontinued

57% (52)

 Continued

23.1% (21)

 Treatment changed or dose reduced

14.3% (13)

 Unknown

5.5% (5)

Time to resolution, days, mean ± SD

13.0 ± 7.4

 If continued any AC

13.9 ± 7.8

 Discontinued AC

12.1 ± 7.9