Table 1 Baseline characteristics
Variables | Group | U/x2 | P | |
|---|---|---|---|---|
Control (n = 5308) | VTE (n = 466) | |||
Age | 55.1 ± 13.7 | 59.3 ± 13.3 | 1,026,835.000 | < 0.001 |
Female | 1659 (31.3) | 150 (32.2) | 0.174 | 0.667 |
BMI | 23.6 ± 3.0 | 24.0 ± 2.9 | 1,145,293.000 | 0.008 |
Smoking history | 1538 (29.0) | 163 (35.0) | 7.430 | 0.006 |
Diabetes | 497 (9.4) | 60 (12.9) | 6.063 | 0.014 |
Hypertension | 943 (17.8) | 99 (21.2) | 3.506 | 0.061 |
Prophylactic drug anticoagulation | 1309 (24.7) | 399 (85.6) | 764.273 | < 0.001 |
Cranial trauma | 515 (9.7) | 93 (20.0) | 47.817 | < 0.001 |
Vertebral fractures | 853 (16.1) | 134 (28.8) | 48.642 | < 0.001 |
Pelvic fractures | 451 (8.5) | 83 (17.8) | 44.284 | < 0.001 |
Abdominal organ injuries | 361 (6.8) | 50 (10.7) | 10.000 | 0.002 |
Lower extremity fractures | 491 (9.3) | 156 (33.5) | 252.695 | < 0.001 |
Upper extremity fractures | 1051 (19.8) | 115 (24.7) | 6.325 | 0.012 |
Internal rib fixation | 1906 (35.9) | 204 (43.8) | 11.438 | 0.001 |
Ventilator-assisted ventilation | 158 (3.0) | 72 (15.5) | 174.283 | < 0.001 |
D-dimer | ||||
24 h | 2.3 ± 7.0 | 5.7 ± 10.1 | 894,028.500 | < 0.001 |
48 h | 0.9 ± 29.4 | 1.1 ± 3.5 | 1,118,441.000 | < 0.001 |
72 h | 0.3 ± 1.5 | 1.0 ± 3.3 | 1,152,414.500 | < 0.001 |
PT | ||||
24 h | 9 ± 6.2 | 10.7 ± 6.9 | 1,056,246.500 | < 0.001 |
48 h | 2.2 ± 4.8 | 3.2 ± 6.6 | 1,129,824.000 | < 0.001 |
72 h | 1.4 ± 3.9 | 2.4 ± 5.9 | 1,132,958.000 | < 0.001 |
APTT | ||||
24 h | 21.7 ± 14.2 | 23.5 ± 12.5 | 1,199,991.000 | 0.282 |
48 h | 5.0 ± 11.2 | 7.0 ± 13.1 | 1,142,262.000 | < 0.001 |
72 h | 3.2 ± 9.2 | 5.7 ± 12.0 | 1,124,108.500 | < 0.001 |
Fbg | ||||
24 h | 2.4 ± 4.7 | 2.8 ± 4.6 | 1,232,428.500 | 0.899 |
48 h | 0.6 ± 1.4 | 1.0 ± 2.4 | 1,129,173.000 | < 0.001 |
72 h | 0.5 ± 1.6 | 0.8 ± 1.9 | 1,139,148.000 | < 0.001 |
Hemoglobin | ||||
24 h | 92.2 ± 64.0 | 93.1 ± 51.7 | 1,071,106.500 | < 0.001 |
48 h | 30.3 ± 54.0 | 29.0 ± 47.3 | 1,228,558.000 | 0.756 |
72 h | 26.3 ± 50.4 | 28.1 ± 46.1 | 1,195,656.000 | 0.111 |
Platelets | ||||
24 h | 156.4 ± 109.5 | 165.6 ± 102.7 | 1,179,955.000 | 0.097 |
48 h | 51.0 ± 90.2 | 50.9 ± 89.8 | 1,218,778.000 | 0.510 |
72 h | 41.4 ± 86.2 | 52.4 ± 92.8 | 1,143,025.000 | < 0.001 |