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Table 1 Terminologies used to refer to clinically meaningful change

From: Minimal clinically important difference of commonly used patient-reported outcome measures in total knee arthroplasty: review of terminologies, methods and proposed values

Citation

Test

Terminology

Quintana et al., 2006 [16]

WOMAC and SF-36

MCID

Escobar et al., 2007 [14]

WOMAC and SF-36

MCID

Chesworth et al., 2008 [13]

WOMAC*

CID

Escobar et al., 2013 [17]

WOMAC*

MCID

Clement et al., 2014 [18]

OKS and SF-12 PCS

MCID

Escobar et al., 2014 [15]

WOMAC*

MCID

Keurentjes et al., 2014 [26]

SF-36

CID

Kiran, et al., 2014 [19]

OKS

MCID

Maratt et al., 2015 [12]

WOMAC*

MCIC

Kiran, et al., 2015 [27]

OKS

MID

Beard et al., 2015 [28]

OKS

MIC

MID

Bin Abd Razak et al., 2016 [20]

OKS and SF-36 PCS

MCID

Lee et al., 2017 [21]

KSS

MCID

Berliner, et al., 2017 [22]

SF-12 PCS

MCID

Ingelsrud et al., 2018 [29]

OKS

MIC

Lizaur-Utrilla et al., 2019 [23]

KSS

MCID

Blevins et al., 2019 [24]

SF-12

MCID

Clement et al., 2019 [25]

SF-12

MCID

MIC

  1. MCID minimal clinically important difference, MIC minimal important change, MID minimal important difference, CID clinically important difference, MCIC minimal clinical important change, TKA total knee arthroplasty, PROM patient-reported outcome measures, WOMAC Western Ontario And McMaster University Arthritis Index, WOMAC* Western Ontario And McMaster University Arthritis Index reversed scoring system, OKS Oxford Knee Score, KSS Knee Society Score, SF-36 36-item Short Form survey, SF-12 12-item Short Form Survey