Table 2 Perioperative outcomes in total hip arthroplasty.

From: Comparison of postoperative outcomes between bikini-incision via direct anterior approach and posterolateral approach in simultaneous bilateral total hip arthroplasty: a randomized controlled trial

Characteristic

PLA

BI-DAA

p value

Length of stay (day)

6.40 (2.0)

5.12 (1.5)

 < 0.01c

Operating time (min)

 Procedure time

130.6 (21.2)

138.7 (17.8)

0.04a

 Total OR time

167.5 (21.8)

169.7 (17.3)

0.58a

24 h HGB drop (g/L)

34.7 (16.7)

24.7 (13.3)

 < 0.01a

 Male

36.7 (17.2)

26.9 (13.5)

 < 0.01a

 Female

33.2 (16.5)

22.3 (12.9)

 < 0.01a

Blood transfusion

18 (36)

9 (18)

0.04b

  1. Values are n (%) or mean (SD). p value < 0.05 considered statistically significant.
  2. BI-DAA bikini-incision via direct anterior approach, PLA posterolateral approach, SD standard deviation.
  3. aStudent’s t test;
  4. bChi-squared test;
  5. cMann-Whitney U-test.
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