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. 2019 Nov 12;72(2):455–465. doi: 10.3233/JAD-190446

Table 1.

Participants’ demographic characteristics

N=271 AD MCI SCD Controls
No. cases (women)a 35 (19) 45 (14) 98 (47) 93 (55)
Age (SD) [y]b 73.5 (6.8) 72.3 (5.7) 71.3 (5.9) 68.5 (5.1)
Education (SD)c [y] 13.4 (3.1) 14.4 (3.1) 14.6 (3.1) 15.1 (2.6)
MMSE (SD)d 23.1 (3.1) 28.0 (1.6) 29.3 (0.9) 29.5 (0.8)

asignificantly different between groups, χ2 = 9.95, 3 df, p = 0.02; bsignificantly different between groups, F(3, 267)=8.7, p < 0.001; csignificantly different between groups, F(3, 267)=2.7, p < 0.05; dsignificantly different between groups, F(3, 267)=184.3, p < 0.001.