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Table 3 The VAS and ROM 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
VAS
 Preop 5.1 ± 1.4 4.9 ± 1.6 0.351
 Postop 1 week 3.9 ± 1.8 4.3 ± 1.6 0.042
 Postop 1 month 3.6 ± 1.1 4.3 ± 1.7 0.039
 Postop 3 months 3.3 ± 1.2 4.1 ± 1.1 0.041
 Postop 6 months 2.8 ± 1.3 3.6 ± 1.4 0.032
 Postop 12 months 2.3 ± 1.4 2.6 ± 1.2 0.047
 Postop 24 months 2.1 ± 1.1 2.2 ± 1.4 0.029
ROM
 preop 95.1 ± 7.7 96.2 ± 7.9 0.713
 Postop 1 week 102.6 ± 9.8 97.9 ± 8.9 0.036
 Postop 1 month 105.6 ± 7.2 98.9 ± 7.8 0.032
 Postop 3 months 107.8 ± 7.3 100.9 ± 5.4 0.043
 Postop 6 months 108.1 ± 8.2 104.3 ± 9.8 0.046
 Postop 12 months 110.6 ± 7.1 109.9 ± 5.8 0.021
 Postop 24 months 115.2 ± 8.2 114.9 ± 6.8 0.037
  1. VAS Visual analogue score for pain; ROM Range of motion; Preop Preoperation; Postop Postoperation; mean ± standard deviation