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Table 3 Surgical and postoperative data

From: Natural outcome of hemoglobin and functional recovery after the direct anterior versus the posterolateral approach for total hip arthroplasty: a randomized study

Variable (mean ± SD)

DAA

PLA

P-Value

Operative time, min

88.0 ± 4.5

66.8 ± 4.5

< .001

Wound length, cm

9.1 ± 0.6

13.5 ± 0.9

< .001

Length of hospital stay, day

4.2 ± 1.0

4.7 ± 0.7

0.004

HHS

1 week post-op

78.7 ± 3.3

71.7 ± 4.1

< .001

3 weeks post-op

84.2 ± 3.4

77.2 ± 3.2

< .001

6 weeks post-op

88.7 ± 2.5

80.0 ± 2.6

< .001

3 months post-op

91.6 ± 1.1

91.3 ± 1.3

0.100

6 months post-op

93.0 ± 1.5

92.9 ± 1.4

0.672

VAS

1 week post-op

2.1 ± 0.7

3.0 ± 0.7

< .001

3 weeks post-op

1.0 ± 0.6

1.7 ± 0.8

< .001

6 weeks post-op

0.5 ± 0.5

0.9 ± 0.8

< .001

3 months post-op

0.3 ± 0.5

0.4 ± 0.5

0.599

6 months post-op

0.2 ± 0.4

0.2 ± 0.4

0.680