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Table 2 Demographic, laboratory, and clinical status of patients with APCR abnormality and normal confirmed final diagnosis. (* p < 0.05, ** p < 0.01, *** p < 0.001)

From: A case-control study on factor V Leiden: an independent, gender-dependent risk factor for venous thromboembolism

Variable

Study Population

P-value

APCR

Normal

Sex

 Female

189 (65.6%)

233 (80%)

 

 Male

99 (55.6%)

52 (18%)

0.000***

Age (mean ± SD and range)

37 (1–80)

33.5 (2–84)

0.001***

Familial History of Thrombosis

87 (52.1%)

80 (47.9%)

0.18

Type of Disease

 Bleeding

5 (1%)

0 (0.0%)

0.99

 Thrombophilia

261 (92.3%)

279 (92.7%)

 

 Bleeding and Thrombophilia

7 (2.5%)

9 (3.1%)

 

Laboratory Findings

 PT

15.32 ± 4.14

13.13 ± 0.74

0.008***

 APTT

36.44 ± 9.34

34.63 ± 3.26

0.92

 Protein C

94.84 ± 46.58

125.89 ± 28.08

0.000***

 Protein S

64.43 ± 29.96

82 ± 20.10

0.000***

 Anti-Thrombin

97.58 ± 18.36

98.52 ± 11.64

0.189

 APCR

1.47 ± 0.19

3.91 ± 0.78

0.000***

Pregnancy Complications

  

0.000***

 Abortion

65 (22.5%)

127 (44%)

 Eclampsia

0

0

0.25

 Preeclampsia

3 (1%)

2 (0.6%)

0.23

 Stillbirth

8 (2.7%)

11 (3.8%)

0.06

 Infertility

4 (1.3%)

11 (3.8%)

 

Abortion Time

  

0.17

 First Trim

51 (17.7%)

112 (38.8%)

 

 Second Trim

11 (3.8%)

13 (4.5%)

 

 Third Trim

3 (1%)

2 (0.6%)

 

Thrombotic Complications

 DVT

113 (39.2%)

36 (12.5%)

0.000***

 PE

27 (9.3%)

9 (3.1%)

0.001***

 Arterial Thrombosis

16 (5%)

21 (7.2%)

0.24

  1. PT prothrombin time, APTT activated partial thromboplastin time, APCR activated protein C resistance, AT-III antithrombin III, DVT deep vein thrombosis, PE pulmonary embolism