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Table 3 Comparison of safety parameters among groups

From: Is lower tourniquet pressure during total knee arthroplasty effective? A prospective randomized controlled trial

 

Conventional

[SBP + 150]

(n = 80)

Lower Pressure

[SBP + 120]

(n = 80)

P value

More painful site

 Knee

59 (74%)

60 (75%)

0.731

 Thigh

15 (19%)

12 (15%)

 Knee = Thigh

6 (7%)

8 (10%)

Knee pain (VAS)

2.8 (1.4)

3.0 (1.6)

0.451

Knee pain (Likert)

 No or Slight

35 (44%)

37 (46%)

0.751

  ≥ Moderate

45 (56%)

43 (54%)

Thigh pain (VAS)

1.5 (1.7)

1.3 (1.6)

0.270

Thigh pain (Likert)

 No or Slight

61 (76%)

64 (80%)

0.566

  ≥ Moderate

19 (24%)

16 (20%)

Thigh ecchymosis

 Grade 0–1

77 (96%)

73 (91%)

0.191

 Grade 2–3

3 (4%)

7 (9%)

Thigh bullae

1 (1%)

1 (1%)

1.000

Thigh necrosis

0 (0%)

0 (0%)

N/A

Nerve palsy

0 (0%)

0 (0%)

N/A

Symptomatic DVT

0 (0%)

0 (0%)

N/A

Symptomatic PE

0 (0%)

0 (0%)

N/A

Delayed rehabilitation

0 (0%)

0 (0%)

N/A

  1. Data are presented as a number of patients and the percentage, except for the knee and thigh pain (VAS), the data for which are presented as mean and standard deviation
  2. VAS visual analog scale, DVT deep vein thrombosis, PE pulmonary embolism