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Table 5 Between group comparison of the HHS at each time point

From: A prospective randomized comparison of the minimally invasive direct anterior and the transgluteal approach for primary total hip arthroplasty

HHS Mean (SD) 95% Cl P value
Approach Anterior Lateral Anterior Lateral  
Time points
 Preoperative 54.0 (14.2) 53.0 (15.7) 50.8-57.2 49.4-56.7 0.281a
 6 weeks 81.6 (12.1) 82.4 (12.0) 78.3-83.7 78.8-85.2 0.068a
 3 months 89.8 (9.3) 88.4 (9.9) 86.9-91.1 85.3-90.7 0.370a
 6 months 90.3 (9.8) 89.1 (10.0) 87.8-92.2 86.2-91.8 0.556a
 12 months 92.4 (8.6) 91.4 (9.1) 90.3-94.0 88.5-93.5 0.477a
  1. SD standard deviation, Cl confidence interval
  2. a Mann-Whitney-U test