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Table 1 Subject characteristics

From: Differences in gait characteristics between total hip, knee, and ankle arthroplasty patients: a six-month postoperative comparison

  TAA TKA THA Controls p value
N=26 N=26 N=26 N=26
Demographic/anthropometric data      
 Gender (women/men) 16/10 16/10 16/10 16/10 -
 Age (years) 63 ± 10 65 ± 8 65 ± 8 62 ± 10 0.61
 Body mass (kg) 80 ± 17 80 ± 18 75 ± 17 74 ± 14 0.19
 Height (cm) 168 ± 8 169 ± 10 167 ± 9 168 ± 9 0.78
Indication for surgery      
 Osteoarthritis N=8 (31%) N=18 (69%) N=26 (100%) - -
 Post-traumatic arthritis N=18 (69%) N=8 (31%) N=0 (0%) - -
  • 4 unspecified ankle fractures • 4 tibia fractures    
• 3 malleolar fractures • 2 patella fractures
• 3 bimalleolar fractures • 1 femur fracture
• 3 severe ankle sprains • 1 meniscus tear
• 2 talus fractures
• 1 trimalleolar fracture
• 1 distal tibia fracture
• 1 pilon tibial fracture
Surgery-test interval (months) 5.9 ± 0.6 5.9 ± 0.8 6.2 ± 0.4 - 0.14
  1. TAA, Total ankle arthroplasty; TKA, Total knee arthroplasty; THA, Total hip arthroplasty.