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Table 3 The quality assessment of non-RCTs

From: A comprehensive comparison between cementless and cemented fixation in the total knee arthroplasty: an updated systematic review and meta-analysis

studies

A clearly stated aim

Inclusion of consecutive patients

Prospective data collection

Endpoints appropriate to the aim of the study

Unbiased assessment of the study endpoint

A follow-up period appropriate to the aims of study

Less than 5% loss to follow-up

Prospective calculation of the sample size

An adequate control group

Contemporary groups

Baseline equivalence of groups

Adequate statistical analyses

Total score

Abu-rajab 2006 [23]

2

2

2

2

2

2

0

2

2

2

2

2

22

Anis 2019 [24]

2

2

0

2

2

2

2

0

2

2

2

2

20

Bagsby 2016 [25]

2

2

2

2

2

2

2

0

2

1

2

2

21

Boyle 2017

2

2

2

2

2

2

0

0

2

2

2

2

20

Dodd 1990 [27]

2

2

2

2

2

2

2

0

2

2

2

2

22

Duffy 1998 [28]

2

2

2

2

2

2

0

0

2

2

2

2

20

Kamath 2011 [29]

2

2

2

2

2

2

1

0

2

2

2

2

21

Karachalios 2018 [30]

2

2

2

2

2

2

2

2

2

0

2

2

22

Miller 2017

2

2

2

2

2

2

2

0

2

2

2

2

22

Pap 2018 [32]

2

2

2

2

2

2

2

0

2

2

2

2

22

Pecina 2000 [33]

2

2

2

2

2

2

0

0

2

2

2

2

20

Prudhon 201 7[34]

2

2

2

2

2

2

2

0

2

0

2

2

20

Rand 1991 [35]

2

2

2

2

2

2

2

0

2

2

2

2

22

Rosenberg 1990 [36]

2

2

2

2

2

2

2

0

2

2

2

2

22

Sinicrope 2018

2

2

2

2

2

2

2

2

2

2

2

2

24

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X