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Table 1 Demographic data of each group

From: Optimal release timing of temporary drain clamping after total knee arthroplasty

Characteristic

Group A (n = 40)

Group B (n = 40)

Group C (n = 40)

Sex (female:male)

35:5

31:9

32:8

Age

70.3 ± 8.5

71.3 ± 7.8

67.2 ± 10.2

BMI

26.3 ± 3.7

25.9 ± 2.8

26.9 ± 4.9

PreOP ROM (degree)

107.1 ± 9.1

108.4 ± 12.6

107.6 ± 11.5

PreOP Hb (g/dL)

12.7 ± 1.8

12.2 ± 1.8

12.5 ± 1.4

  1. Abbreviations: BMI body mass index, PreOPHb preoperative hemoglobin, Preop ROM preoperative range of motion
  2. Group A:3-h clamp, group B:4-h clamp, group C:non-clamp
  3. Values were presented as mean ± SD
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X