Recovery in mechanical muscle strength following resurfacing vs standard total hip arthroplasty – a randomised clinical trial C. Jensen, P. Aagaard, S. Overgaard Osteoarthritis and Cartilage Volume 19, Issue 9, Pages 1108-1116 (September 2011) DOI: 10.1016/j.joca.2011.06.011 Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions
Fig. 1 Flow chart of participant’s throughout the RCT. Osteoarthritis and Cartilage 2011 19, 1108-1116DOI: (10.1016/j.joca.2011.06.011) Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions
Fig. 2 Setup of the isometric test contractions: (A) Hip abductors, (B) Hip adductors, (C) Knee flexors, (D) Hip flexors, (E) Hip extensors, (F) Knee extensors. Osteoarthritis and Cartilage 2011 19, 1108-1116DOI: (10.1016/j.joca.2011.06.011) Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions
Fig. 3 Longitudinal development in maximal lower limb muscle strength (Nm) for the knee extensors (A), knee flexors (B), hip adductors (C), hip abductors (D), hip extensors (E), and hip flexors (F) in the affected limb pre-surgery and at 8, 26, 52 wks post-surgery for S-THA (●) and R-THA (○) implants (mean ± 95% C.I.). # S-THA > R-THA, ∗ increase compared to 8 wks (P < 0.05). Osteoarthritis and Cartilage 2011 19, 1108-1116DOI: (10.1016/j.joca.2011.06.011) Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions
Fig. 4 Maximal between-limb strength asymmetry [(AF − NA)/NA × 100] (mean ± S.E.) for knee extensors, knee flexors, hip adductors, hip abductors, hip extensors and hip flexors pre-surgery and at 8 wks, 26 wks and 52 wks follow-up. # signing AF limb deficit (P < 0.05). Osteoarthritis and Cartilage 2011 19, 1108-1116DOI: (10.1016/j.joca.2011.06.011) Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions