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Table 2 perioperative characteristics of patients utilizing tourniquet or not

From: Effects of tourniquet use on clinical outcomes and cement penetration in TKA when tranexamic acid administrated: a randomized controlled trial

Variable Group A
(Tourniquet group)
(N = 50)
Group B
(Non-tourniquet group)
(N = 50)
Group C
(Tourniquet in cementation) group (N = 50)
p value*
Surgical information
 Surgical time 76.60 ± 8.72 79.30 ± 8.21 80.70 ± 10.15 0.07
 Tourniquet time 61.00 ± 6.55 b 10.20 ± 1.92 < 0.05
 Intraoperative blood loss (ml) 70.20 ± 36.62 a,b 159.80 ± 28.32 & 137.40 ± 38.16 < 0.05
 Drain volume (ml) 218.26 ± 102.37 a,b 77.80 ± 26.05 101.40 ± 35.91 < 0.05
 Total blood loss (ml) 611.02 ± 299.22 695.10 ± 333.43 666.88 ± 485.03 0.53
 No. of patients given transfusion (%) 0 0 0
Postoperative laboratory values
 Postop. Hemoglobin (g/L) 109.32 ± 14.82 104.06 ± 15.17 104.84 ± 13.78 0.15
 Postop. Hematocrit (%) 0.33 ± 0.04 0.32 ± 0.05 0.32 ± 0.04 0.32
 Post. CRP (mg/L) 126.65 ± 67.41 a 79.08 ± 53.05 & 105.21 ± 26.36 < 0.05
 Post. ESR (mm/L) 70.64 ± 11.96 a 45.02 ± 10.98 & 66.18 ± 28.27 < 0.05
 Post. IL-6 (pg/ml) 133.67 ± 46.25 a 77.29 ± 80.65 & 106.75 ± 108.09 < 0.05
 Post. CK (IU/L) 226.66 ± 103.03 a 158.08 ± 100.72 196.92 ± 93.94 < 0.05
 Post. Length of hospital stay 4.42 ± 1.23 a,b 3.50 ± 0.54 & 3.70 ± 0.91 < 0.05
Post. Range of motion (3 days) 100 ± 5 a,b 104 ± 6 103 ± 6 < 0.05
Post. Range of motion (3 months) 111 ± 9 111 ± 8 112 ± 9 0.90
 Post. VAS (1 day) 3.70 ± 1.18 a 3.08 ± 1.05 3.44 ± 1.11 0.02
 Post. VAS (3 days) 2.28 ± 0.61 a 1.80 ± 0.53 1.86 ± 0.67 < 0.05
 Post. HSS score 83.96 ± 3.24 84.16 ± 2.92 83.94 ± 3.71 0.94
  1. *The p value represents the result of one-way analysis of variance for independent means for continuous variables that included the three groups. P values with statistical significance are in bold print. a Significantly different from the non-tourniquet group
  2. b Significantly different from the tourniquet in cementation group. & Significantly different from the tourniquet in cementation group