Table 2.
Characteristics of patients
| Author, year | No of patients | No of men/ women | HT use (yes/no/ unknown) | Mean (SD) age (years) | Cause of initial VTE (provoked/ unprovoked) | Initial VTE (PE or proximal DVT/distal DVT) | Mean (SD) duration of anticoagulation (months) | Mean (SD) length of follow-up (months) | No (%) with recurrent VTE | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| All men | All women | Women on HT | |||||||||
| Palareti, 200331 | 529 | 267/262 | 40/489/0 | 62.6 (14.8) | 64.0 (18.0) | 37.9 (10.2) | 221/308 | 491/38 | 7.1 (7.5) | 18.0 (6.2) | 43 (8.1) |
| Eichinger, 200332 | 567 | 254/313 | 164/403/0 | 52.5 (14.3) | 46.7 (18.0) | 37.8 (14.9) | 0/567 | 434/133 | 8.5 (13.2) | 37.7 (28.8) | 77 (13.6) |
| Palareti, 200626 | 501 | 260/241 | 59/442/0 | 61.8 (14.3) | 60.7 (17.4) | 37.2 (11.0) | 0/501 | 501/0 | 12.4 (11.0) | 20.3 (8.3) | 42 (8.4) |
| Shrivastava, 200625 | 149 | 75/74 | 46/27/76 | 54.8 (12.6) | 52.3 (12.0) | 51.2 (11.2) | 1/148 | 131/18 | 8.3 (8.4) | 24.5 (14.7) | 15 (10.1) |
| Tait, 200735 | 250 | 136/114 | 32/218/0 | 58.1 (14.6) | 57.9 (15.9) | 46.1 (13.1) | 119/131 | 250/0 | 6.0 (1.0) | 20.6 (11.3) | 27 (10.8) |
| Baglin, 200834 | 271 | 142/129 | 19/252/0 | 60.5 (17.5) | 65.3 (18.6) | 43.6 (16.1) | 74/197 | 271/0 | 6.3 (0.9) | 37.7 (16.5) | 49 (18.1) |
| Poli, 200833 | 287 | 152/135 | 30/256/1 | 58.6 (15.0) | 60.3 (17.4) | 43.9 (14.1) | 110/177 | 287/0 | 13.3 (11.0) | 31.7 (21.7) | 37 (12.9) |
| Pooled | 2554 | 1286/1268 | 390/2087/77 | 58.8 (15.2) | 57.6 (18.7) | 40.7 (14.1) | 525/2029 | 2365/189 | 8.9 (8.7) | 27.1 (19.6) | 290 (11.4) |
DVT=deep vein thrombosis; HT=hormonal therapy; PE=pulmonary embolism; VTE=venous thromboembolism.