Table 5 Subgroup analysis of bupivacaine vs. mepivacaine in same day discharge patients

Isobaric Bupivacaine

8 (7.7)

0 (0.0)

N/A

4 (6.8)

0 (0.0)

N/A

Ambulated POD0

104 (100.0)

141 (100.0)

N/A

59 (100.0)

138 (100.0)

N/A

First 6-Clicks Mobility Score^a

21.26 ± 2.28

20.16 ± 2.38

0.001

22.08 ± 2.15

19.96 ± 2.54

<0.001

First PT Ambulation Distance (ft)^b

193.81 ± 73.84

208.93 ± 66.60

0.144

220.25 ± 90.13

215.53 ± 82.85

0.757

Urinary Retention

1 (1.0)

2 (1.4)

1.000*

1 (1.7)

0 (0.0)

0.299*

Home Discharge

104 (100.0)

141 (100.0)

N/A

59 (100.0)

138 (100.0)

N/A

30-Day Readmission

0 (0.0)

2 (1.4)

0.509*

2 (3.4)

2 (1.4)

0.585*

30-Day ED Return

0 (0.0)

4 (2.8)

0.138*

2 (3.4)

2 (3.6)

1.000*