Table 1:

Characteristics of 221 pregnant women who presented with suspected deep venous thrombosis

CharacteristicNumber (%)*
Age, yr, mean (range)32 (20–47)
Ethnic background
 White189 (85.5)
 African6 (2.7)
 Asian or Pacific Islander21 (9.5)
 Hispanic3 (1.4)
 Mixed2 (0.9)
Nulliparous114 (51.6)
Singleton191 (86.4)
Multiples30 (13.6)
Trimester
 First (≤ 12 wk)15 (6.8)
 Second (> 12–28 wk)82 (37.1)
 Third (> 28 wk)124 (56.1)
Symptomatic leg
 Left97 (43.9)
 Right91 (41.2)
 Bilateral33 (14.9)
Presence of risk factors80 (36.2)
  • * Unless otherwise stated

  • Malignant disease, trauma, family history, use of assisted reproductive techniques, known thrombophilia, prolonged bed rest.