Table 1.
Comparison between DVT and non-DVT patients with intertrochanteric fractures
| Variable | DVT group (n = 116) | Non-DVT group (n = 462) | p value |
|---|---|---|---|
| Gender (male) | 41 (35.3) | 173 (37.4) | 0.675 |
| Age (years) | 77.5 ± 8.9 | 76.5 ± 9.4 | 0.687 |
| 60–69 | 27 (23.3) | 113 (24.5) | 0.965 |
| 70–79 | 40 (34.5) | 157 (34.0) | |
| 80 and above | 49 (42.2) | 192 (41.6) | |
| BMI (kg/m) 2 | 24.5 ± 4.2 | 23.4 ± 3.3 | 0.003 |
| < 18.5 | 7 (6.0) | 27 (5.8) | 0.005 |
| 18.5–23.9 | 51 (44.0) | 252 (54.5) | |
| 24.0–27.9 | 36 (33.6) | 139 (30.1) | |
| 28.0 or higher | 22 (18.4) | 41 (8.9) | |
| Smoking | 16 (13.8) | 62 (13.4) | 0.899 |
| Diabetes | 29 (25.0) | 125 (27.1) | 0.654 |
| Hypertension | 72 (62.1) | 271 (58.7) | 0.504 |
| Cerebrovascular disease | 40 (34.5) | 166 (35.9) | 0.771 |
| Chronic heart disease | 39 (33.6) | 150 (32.5) | 0.813 |
| History of lung disease | 6 (5.2) | 27 (5.8) | 0.780 |
| Liver disease | 10 (8.6) | 37 (8.0) | 0.829 |
| Kidney disease | 6 (5.2) | 22 (4.8) | 0.854 |
| Rheumatoid and connective tissue disease | 5 (4.3) | 20 (4.3) | 0.993 |
| Peripheral vascular disease | 9 (7.8) | 26 (5.6) | 0.390 |
| Allergy | 24 (20.7) | 101 (21.9) | 0.878 |
| ASA | 0.584 | ||
| I | 7 (6.0) | 25 (5.4) | |
| II | 51 (44.0) | 228 (49.4) | |
| III | 58 (50.0) | 209 (45.2) | |
| Fracture classification (AO/OTA) | 0.413 | ||
| A1 | 29 (25.0) | 117 (25.3) | |
| A2 | 73 (62.9) | 267 (57.8) | |
| A3 | 14 (12.1) | 78 (16.9 | |
| Interval between injury and admission (d) | 1.8±2.6 | 1.1±2.3 | 0.002 |
| TP (< 58 g/L) | 63 (54.3) | 207 (44.8) | 0.067 |
| ALB (< 31.7 g/L) | 55 (47.4) | 165 (35.7) | 0.020 |
| ALB (< 35 g/L) | 83 (71.6) | 290 (62.8) | 0.077 |
| LDH (> 250 u/L) | 34 (29.3) | 133 (28.8) | 0.912 |
| TC (> 5.2 mmol/L) | 17 (14.7) | 42 (9.1) | 0.077 |
| TG (> 1.7 mmol/L) | 13 (11.2) | 34 (7.4) | 0.175 |
| HDL-C (< 1.1 mmol/L) | 59 (50.9) | 174 (37.7) | 0.010 |
| FBG (> 6.1 mmol/L) | 72 (62.1) | 243 (52.6) | 0.067 |
| NEU (> 6.3 × 109/L) | 66 (56.9) | 212 (45.9) | 0.034 |
| LYM (< 1.1 × 10/L) 9 | 59 (50.9) | 237 (51.3) | 0.933 |
| RBC (< lower limit) | 77 (66.4) | 245 (53.0) | 0.010 |
| HGB (< lower limit) | 81 (69.8) | 259 (56.1) | 0.007 |
| PLT (> 286 × 109/L) | 39 (33.6) | 132 (28.6) | 0.287 |
| PDW | 0.631 | ||
| 12~18.1% | 97 (90.4) | 392 (89.6) | |
| < 12% | 15 (8.0) | 48 (7.5) | |
| > 18.1% | 4 (1.6) | 22 (2.9) | |
| D-dimer (> 0.5 mg/L) | 93 (80.2) | 377 (81.6) | 0.724 |
| D-dimer (> 1.44 mg/L) | 68 (58.6) | 214 (41.3) | 0.018 |
Note: DVT deep vein thrombosis, BMI body mass index, TP total protein, ALB serum albumin, LDH lactate dehydrogenase, TC total cholesterol, TG triglyceride, HDL high-density lipoprotein, Na+ sodium concentration, FBG fasting blood glucose, RBC red blood cells, reference range: male, 4.0~5.5 × 1012/L, female, 3.5~5.0 × 1012/L. HGB hemoglobin, male, ≥ 120 g/L, female, ≥ 110 g/L, WBC white blood cell, NEUT neutrophils, LYM lymphocyte, PLT platelets, PDW platelet distribution width