Comparison of Outcomes Following Total Hip Arthroplasty Between Patients Diagnosed with Association Research Circulation Osseous (ARCO) Stage III and Stage IV Osteonecrosis of the Femoral Head: A Retrospective Study of 302 Patients

Meng Yang; Xiangke Li; Kung Chu; Zihang Li; Congcong Wei; Mengxuan Yao; Huijie Li

doi:10.12659/MSM.938991

17 January 2023 : Clinical Research

Comparison of Outcomes Following Total Hip Arthroplasty Between Patients Diagnosed with Association Research Circulation Osseous (ARCO) Stage III and Stage IV Osteonecrosis of the Femoral Head: A Retrospective Study of 302 Patients

Meng Yang^1ABC, Xiangke Li^2D, Kung Chu^1F, Zihang Li^1E, Congcong Wei^3B, Mengxuan Yao^1E, Huijie Li^4AB*

DOI: 10.12659/MSM.938991

Med Sci Monit 2023; 29:e938991

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Table 4 Visual analogue scale (VAS) score and Harris hip score (HHS) before and after total hip arthroplasty in patients with femoral head necrosis at Association Research Circulation Osseous (ARCO) stage III and stage IV.

	Preoperatively	Postoperatively	P-value
Stage III
HSS	71.43±32.42	93.67±25.82	0.016
VAS scores	6.99±1.51	0.63±0.23	0.024
Stage IV
HSS	68.43±36.42	90.77±45.82	0.041
VAS scores	5.98±1.51	0.73±0.53	0.037

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Comparison of Outcomes Following Total Hip Arthroplasty Between Patients Diagnosed with Association Research Circulation Osseous (ARCO) Stage III and Stage IV Osteonecrosis of the Femoral Head: A Retrospective Study of 302 Patients

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