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Table 4 Comparison of clinical studies on the “cup-in-cup” technique with DMCs

From: Cementation of a dual mobility cup in a well-fixed acetabular component- a reliable option in revision total hip arthroplasty?

study n Age
()
FU (y) comorbidities function dislocation
(%)
dissociation
(%)
time
(min)
other
Chalmers [5] 18 64 3.0 / HHS 82 3/18 (17%) 0% / 2 PPF
Moreta [6] 10 79 3.5 CCI 4.3 HHS 71 10% 0% / /
Wegrzyn [7] 28 82 3.5 56/44%
ASA 3/2
HHS 88 0 0 107’ /
Bellova 33 79 2.5 ASA 2.72
CCI 5.1
HHS 59
WOMAC 60
2/26 (7.7%) 1/24 (4.2%) 124′ 1 infection
1 PPF
  1. ASA American Society of Anesthesiologists (score); CCI Charlson Comorbidity Index; FU follow-up; HHS Harris Hip Score, min minutes; n number; PPF periprosthetic fracture; WOMAC Western Ontario and McMasters University Osteoarthritis Index; y years; average