Study	Reason for exclusion
Aevarsson 2000	Change in MMSE scores from general population (no MCI patients) to dementia are detailed (logistic regression results)
Apostolova 2006	MMSE is assessed as a predictor of conversion to dementia for MCI patients (logistic regression results), but the authors do not provide information about the accuracy of any threshold
Armas 2009	Descriptive information about MMSE is provided without data about its accuracy
Brodaty 2011	Study focused on cognitive decline (based on MMSE); no accuracy information is provided
Bruck 2013	Descriptive information about MMSE is provided without data about its accuracy
Chan 2011	Baseline MMSE is assessed as a predictor of conversion to dementia for MCI patients (logistic regression results), but the authors do not provide information about the accuracy of any threshold
Chilovi 2011	Descriptive information about MMSE is provided without data about its accuracy
Choi 2013	Descriptive information about MMSE is provided without data about its accuracy
Cruz 2012	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Devanand 2010	Baseline MMSE scores are evaluated as a part of a model; individual accuracy data are not provided
Devier 2009	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Devier 2010	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Ehrensperger 2010	MMSE is not evaluated as a factor of conversion (no follow‐up)
Ewers 2007	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Hampel 2004	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Ito 2013	MMSE is included in a logistic regression model; no data about accuracy are provided
Koepsell 2012	MMSE is included in a logistic regression model; no data about accuracy are provided
Korf 2004	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Kruczyk 2012	MMSE is included in a rule‐based model; no data about accuracy are provided
Li 2011	We made request to authors to obtain useable data, but we did not receive response. At the time to publish this review, we did not had enough information to include this study
Luck 2012	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Madureira 2010	MMSE is included in a logistic regression model
Mauri 2012	We made request to authors to obtain useable data, but we did not receive response. At the time to publish this review, we did not had enough information to include this study
Meyer 2002	MMSE is not evaluated as a factor of conversion
Ott 2013	Descriptive information about MMSE is provided without data about its accuracy
Ouchi 2012	MMSE is included in a logistic regression model; no data about accuracy are provided
Paajanen 2014	MMSE is not evaluated as a factor of conversion
Rosenberg 2013	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Serrano 2007	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Tardif 2013	MMSE is not evaluated as a factor of conversion
Van Rossum 2011	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
van Rossum 2012	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Waldorff 2012	MMSE is included in a Cox proportional hazard model; no data about accuracy are provided
Wong 2013	Participants not individuals with MCI at baseline. MMSE is not evaluated as a factor of conversion
Zhang 2012	MMSE is included in a sparse linear regression model; no data about accuracy are provided