Table 4 Postoperative follow-ups

^AFirst knee

flexion time

8.5 ± 5.1*

4.3 ± 2.9

5.0 ± 3.8

0.020

First 90° knee flexion time

20 [3]

18 [5]

20 [4]

0.174

Ambulation time

24 [5]*

18 [2]

20 [5]

< 0.001

Manuel test at 6th hour

5 [1]

4 [1]

3 [1]*

< 0.001

^BRescue analgesia

yes/no

21/0*

100%/0%

12/9

57.1%/42.9%

8/13

38.1%/61.9%

< 0.001

First time of rescue analgesia (hour)

2 [4,5]*

n: 21

12 [18]

n: 12

21 [47]

n: 8

0.002

Total opioid consumption (mg)

280 [75]*

n: 21

75 [75]

n: 21

0 [75]

n: 21

< 0.001

Total opioid consumption

(mg/kg)

3.8 [1.13]*

0.9 [1.12]

0 [0.90]

< 0.001

Discharge (day)

5 [1]*

3 [1]

4 [1]

0.001