Table 4 Logistic regression analysis of the variables associated with ADVT at admission (Table 4, Panel A), with DVT at admission and during the intrahospital stay (Table 4, Panel B). Logistic regression in the subgroup of patients with D-dimer analysis associated with ADVT at admission (Table 4, Panel C) and at admission and during the intrahospital stay (Table 4, Panel D)

Panel A

 ADVT at admission

  Variables

O.R

95% C.I

p

  Age

1.03

1.007–1.05

0.008

  Thrombophilia

13

4–47

 < 0.001

  Active cancer

2.3

1.3–4.1

0.005

Panel B

 All DVT during the hospitalization

  Variables

O.R

95% C.I

p

  Age

1.02

1.001–1.43

0.008

  Thrombophilia

13

4–47

 < 0.001

  Active cancer

2.49

1.3–4.7

0.005

Panel C

 ADVT at admission

  Variables

O.R

95% C.I

p

  D-Dimer

1.75

1.36–2.2

 < 0.001

  IMPROVE-DD

1.3

1.01–1.601

0.04

Panel D

 All DVT during the hospitalization

  Variables

O.R

95% C.I

p

  D-Dimer

1.9

1.5–2.4

 < 0.001

  IMPROVE-DD

1.3

1.06—1.653

0.04