Reference Author/year Number of patients included Criteria for PTS diagnosis
(%) with PTS Number with thrombophilia Association between thrombophilia and PTS
[35 ]
Zutt et al., 2011
310
Duplex Doppler ultrasound and/or venography
142 (45.8) 59 FVL PTS positive 42/127, PTS negative 17/128,
57 APC res PTS positive 40/127, PTS negative 17/128,
8 PTM PTS positive 5/125, PTS negative 3/161,
2 LAC PTS positive 2/120, PTS negative 0/144,
75 APL ACL-PTS positive 15/112, PTS negative 29/124,
Ab2GI-PTS positive 17/110, PTS negative 14/114,
22 PC PTS positive 15/105, PTS negative 7/112,
35 PS PTS positive 23/95, PTS negative 12/108,
34 AT PTS positive 16/139, PTS negative 18/160,
[36 ] Hafner et al., 2001 73 Duplex Doppler ultrasound and history of DVT 42 (58) 21 FVL PTS positive 16/42, PTS negative 5/31, OR 3.2 95% CI 1–10,
[37 ] Wiszniewski et al., 2011 110 Duplex Doppler ultrasound and history of DVT 64 (58.2) 20 FVL 2 PTM 8 PS 7 PC 3 AT 5 LAC 12 ACL 1/3 of patients with CVU have ≥1 thrombophilia All patients with thrombophilia experienced ≥1 previous DVT In 94% of patients with CVU and thrombophilia, DVT was recurrent, and in 88% of them, both recurrent DVT and recurrent CVU were observed CVU persisted longer compared to patients with CVU and no thrombophilia [38 ] Maessen-Visch et al., 1999 92 Light reflex rheography and history of DVT 53 (57.6) 21 FVL PTS positive 19/53, PTS negative 2/39,
[39 ] Gaber et al., 2001 100 Duplex Doppler ultrasound, light reflex rheography or phlebography 53 (53) 22 APC res PTS positive 19/53, PTS negative 3/47, OR 8.2 95% CI 2.55–26.33
[40 ]
MacKenzie et al., 2002
88
Duplex Doppler ultrasound and/or history of DVT
22 (25) 3 FVL PTS positive 2/22, PTS negative 1/66,
= NS 14 APC res PTS positive 5/22, PTS negative 9/66,
= NS 11 PTM PTS positive 3/22, PTS negative 8/66,
= NS 6 PS PTS positive 2/22, PTS negative 4/66,
= NS 5 PC PTS positive 2/22, PTS negative 3/66,
= NS 4 AT PTS positive 3/22, PTS negative 1/66,
8 LAC PTS positive 1/22, PTS negative 7/66,
= NS 12 ACL PTS positive 6/22, PTS negative 6/66,
[41 ]
Ribeaudeau et al., 1999
35
Duplex Doppler ultrasound and/or history of DVT
14 (40) 1 FVL PTS positive 1/10, PTS negative 0/20 4 APC res PTS positive 1/14, PTS negative 3/21 2 PTM PTS positive 1/10, PTS negative 1/20 3 APL PTS positive 1/12, PTS negative 2/18