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Table 1 Patient demographics and characteristics by type of surgery

From: Venous thromboembolism prophylaxis in patients undergoing abdominal and pelvic cancer surgery: adherence and compliance to ACCP guidelines in DIONYS registry

Patient characteristics Statistics Abdominal (N = 435) Pelvic (N = 390) Abdominal + pelvic (N = 96) Total (N = 921)
Age (years) N 435 390 96 921
Mean (SD) 56.8 (14.1) 55.3 (14.3) 53.7 (12.9) 55.9 (14.1)
Median 57.0 56.5 53.5 57.0
Range 18–95 18–93 20–86 18–95
Gender N 435 390 96 921
 Male N (%) 214 (49.2) 78 (20.0) 27 (28.1) 319 (34.6)
 Female N (%) 221 (50.8) 312 (80.0) 69 (71.9) 602 (65.4)
BMI (kg/m2) N 415 379 93 887
N missing 20 11 3 34
Mean (SD) 27.03 (5.88) 28.81 (6.21) 28.35 (6.86) 27.93 (6.18)
Median 26.20 28.00 27.20 27.30
Range 10.4–67.0 15.3–66.7 14.3–59.6 10.4–67.0
≥One risk factor for VTE on top of surgery and cancer N (%) 193 (44.4) 151 (38.7) 23 (24.0) 367 (39.8)
KPS score ≥80 N (%) 377 (86.6) 348 (89.3) 87 (90.7) 812 (88.2)
Laparotomy/open surgery N (%) 387 (89.0) 362 (92.8) 91 (94.8) 840 (91.2)
Use of mechanical VTE prophylaxis N (%) 182 (41.8) 195 (50.0) 36 (37.5) 413 (44.8)
  1. SD standard deviation, BMI body mass index, VTE venous thromboembolism, KPS Karnofsky performance status