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Table 1 Comparison between DVT and non-DVT patients with intertrochanteric fractures

From: Admission deep venous thrombosis of lower extremity after intertrochanteric fracture in the elderly: a retrospective cohort study

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
  1. 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