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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 1 Subject and general surgery characteristics

From: Tourniquet use during total knee arthroplasty does not modulate the neutrophil-to-lymphocyte ratio, pain, or activity

 

T−

T+

p value

n (f/m)

53 (28/25)

51 (33/18)

0.22

Age, years

62 (10)

63 (13)

0.81

Height, cm

170 (11)

170 (12)

0.99

Body mass, kg

96.2 (24.7)

99.3 (25.8)

0.53

Body mass index, kg/m2

33.2 (7.3)

34.4 (8.0)

0.42

ASA score, n*

  

0.13

 2

5

1

 

 3

23

17

 

 4

24

30

 

Knee, left/right

23/30

27/24

0.33

Surgery time, min

125 (17)

121 (18)

0.28

Tourniquet, min

NA

73.6 (23.5)

NA

Length of stay, days

3.04 (0.39)

2.96 (0.28)

0.25

Infections, n

1

0

0.32

Allogeneic transfusions, n

0

2

0.15

Manipulations under anesthesia, n

4

9

0.12

Pulmonary embolisms, n

0

0

NA

Deep venous thromboembolism, n

0

0

NA

Readmissions, n**

4

1

0.18

  1. Data presented as mean (SD) unless noted otherwise. T− non-tourniquet-assisted TKA, T+ tourniquet-assisted TKA, NA not applicable
  2. * ASA score was missing for 1 T− subject and for 3 T+ subjects
  3. ** Reasons for readmission include abnormal serum enzyme level, tachycardia, other brain condition, atrial fibrillation, other esophagitis