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Table 3 Postoperative secondary outcomes

From: Modified Robert Jones bandage can not reduce postoperative swelling in enhanced-recovery after primary total knee arthroplasty without intraoperative tourniquet: a randomized controlled trial

Variable Compression group Control group P value
Postoperative Hb drop (g/dL)
 POD1 drop 18.91 ± 7.68 18.45 ± 8.17 0.79
 POD3 drop 28.75 ± 10.01 29.27 ± 12.21 0.83
Postoperative blood loss (mL)
 POD1 drop 252.48 ± 124.92 250.75 ± 106.60 0.94
 POD3 drop 529.30 ± 232.62 558.94 ± 252.74 0.57
Intraoperative blood loss (mL) 188.70 ± 80.33 178.14 ± 77.65 0.53
VAS at walking
 *POD1 6.23 ± 1.89 5.89 ± 1.62 0.37
 *POD3 2.16 ± 0.94 1.98 ± 0.93 0.46
VAS at rest
 *POD1 2.39 ± 1.91 1.91 ± 1.60 0.28
 *POD3 0.39 ± 0.72 0.41 ± 0.62 0.59
ROM (°)
 POD1 77.50 ± 20.00 78.30 ± 17.39 0.84
 POD3 99.16 ± 9.36 97.68 ± 10.43 0.49
HSS 80.55 ± 5.36 79.34 ± 4.66 0.26
Complications
DVT 0 0
PE 0 0
Transfusion 0 0
Bruises 1 1 1
Blisters 1 1 1
Nerve palsy 0 0
  1. POD postoperative day, VAS visual analogue scale, ROM range of motion, HSS hospital for special surgery knee score, DVT deep vein thrombosis, PE pulmonary embolism
  2. *P values calculated using the Mann–Whitney U test
  3. presented as number and the P-values were calculated by chi-square and Fisher exact test