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Table 2 Postoperative clinical results in the two groups

From: Scalpel can achieve better clinical outcomes compared with electric cautery in primary total knee arthroplasty: a comparison study

Results

Group S

Group E

p-value

Operative time (min)

82.9 ± 10.1

81.6 ± 10.4

0.457

Tourniquet time (min)

38.1 ± 3.4

37.8 ± 3.6

0.341

Pre-operative haemoglobin (g/dL)

12.4 ± 1.2

12.1 ± 1.6

0.281

Post-operative haemoglobin (g/dL)

10.3 ± 1.1

10.2 ± 1.6

0.128

Pre-operative hematocrit (%)

42.1

43.3

0.361

Post-operative hematocrit

36.2

35.8

0.413

wound complications

2 (0.6%)

9 (2.9%)

0.033

  1. mean ± standard deviation