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Table 2 VTE risk factors & contraindications to prophylaxis

From: Educational outreach visits to improve venous thromboembolism prevention in hospitalised medical patients: a prospective before-and-after intervention study

Risk factors & contraindications

Pre intervention (n = 150)

Post intervention (n = 150)

P Value

High-risk of VTE

126 (84)

116 (77)

0.14^

Risk factors

   

    Ischaemic stroke

7 (4.7)

3 (2)

0.19^

    History of VTE

15 (10)

18 (12)

0.58^

    Active cancer

4 (2.7)

4 (2.7)

1.0^

    Decompensated heart failure

42 (28)

29 (19)

0.7^

    Acute on chronic lung disease

10 (6.7)

10 (6.7)

1.0^

    Age > 60 years and immobile

107 (71)

108 (72)

0.89^

    Acute inflammatory disease

6 (4)

1 (0.7)

0.5^

    Multiple additional risk factors

21 (14)

10 (6.7)

0.33^

Additional risk factors

   

    Immobility (<60 years)

1 (0.7)

1 (0.7)

0.98^

    Familial history of VTE

1 (0.7)

0 (0)

0.31^

    Oestrogen therapy

2 (1.4)

1 (0.7)

0.55^

    Obesity

10 (6.8)

7 (4.7)

0.43^

    Thrombophilia

1 (0.7)

0 (0)

0.313^

    Active inflammation

6 (4.1)

2 (1.4)

0.09^

Contraindications

48 (32)

49 (32.7)

0.15^

    Active bleeding

5 (3.3)

5 (3.3)

1.0^

    High risk of bleeding

5 (3.3)

7 (4.7)

0.55^

    Severe hepatic disease

1 (0.7)

0

0.31^

    Heparin induced thrombocytopenia

0 (0)

0 (0)

 

    Current anticoagulation

41 (27.3)

38 (25.3)

0.69^

    Other contraindication

0 (0)

2 (1.3)

0.15^

  1. Percentages may not add up to 100 due to missing data. SD Standard Deviation; ^Chi-square.