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Table 3 Patient kinematic data

From: Dynamic hip kinematics during squatting before and after total hip arthroplasty

Patient No. 1 2 3 4 5 6 7 8 9 10
Maximum hip flexion (°)
 Pre-THA 59.5 73.1 67.2 83.5 73.3 70.7 59.4 84.3 91.2 55.2
 Post-THA 75.6 73.3 71.6 90.5 81.3 87.5 71.2 87.6 98.6 69.4
Maximum femoral flexion (°)
 Pre-THA 77.2 92.9 85.8 93.8 87 86.9 87.2 85.5 94.3 70.9
 Post-THA 96.5 92.1 91.7 102.1 86 92.1 104.6 85.4 103.1 95.1
Pelvic tilt at maximum hip flexion (°)
 Pre-THA 40.3 20.6 15.5 8.1 − 3 18.9 31.2 2.5 7.6 23.9
 Post-THA 20.3 15.4 16.7 4.2 3.5 3.8 17.6 − 6.7 2.3 26.9
Liner-to-neck clearance
 the minimum anterior distance (mm) 10 9.5 11.4 8.2 11.2 12.4 12.4 12.1 14.8 7.3
 the minimum posterior distance (mm) 10.1 7 9.9 8.9 11.2 7.3 10.1 5.8 6 3.6
 the minimum angle at maximum hip flexion (°) 30.6 32.6 35.2 31.8 31 34.9 44 40.1 46.3 20.7
  1. THA total hip arthroplasty
  2. The pelvic tilt (posterior +, anterior−) angles