| Study | Reason for exclusion |
|---|---|
| Aulwes 2012 | unable to calculate specificity |
| Chang 2012 | MCI population only |
| Costa 2012 | case control study |
| Fujiwara 2010 | case control study |
| Guo 2010 | case control study |
| Kandiah 2011 | unable to calculate sensitivity or specificity |
| Karunaratne 2011 | case control study |
| Luis 2009 | sampled from varied populations |
| Magierska 2012 | case control study |
| Nasreddine 2005 | case control study |
| Selekler 2009 | case control study |
| Thissen 2010 | case control study |
| Tsai 2012 | case control study |
| Zhang 2008 | sampled from nursing home population |
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