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. 2021 Apr 1;13(1):e12031. doi: 10.1002/dad2.12031

TABLE 1.

Demographic data for ATN groups

A+T+N+ A+T+N‐ A+T‐N‐ A+T‐N+ A‐T+N+ A‐T+N‐ A‐T‐N+ A‐T‐N‐
N (%) 97 (23) 4 (1) 34 (8) 3 (1) 87 (20) 34 (8) 24 (6) 137 (33)
Baseline cognitive status:
MCI N (%) 72 (74) 4 (100) 18 (53) 2 (67) 49 (56) 13 (38) 10 (42) 58 (42)
SCI N (%) 25 (26) 0 16 (47) 1 (33) 38 (44) 21 (62) 14 (58) 79 (58)
Sex (% female) 57 25 53 33 59 53 67 57
Age (years) 68.1 ± 6.9** 68.3 ± 6.0 63.6 ± 8.4 70.3 ± 7.2* 65.7 ± 7.3** 61.3 ± 5.9 66.4 ± 8.6* 61.1 ± 7.5
Education (years) 12.0 ± 3.3 12.0 ± 3.3 12.2 ± 3.9 11.0 ± 4.2 12.1 ± 3.6 12.8 ± 3.3 13.1 ± 2.9 13.2 ± 3.4
MMSE 28.0 ± 1.5 27.0 ± 1.0 28.5 ± 1.7 28.3 ± 0.6 28.6 ± 1.3 29.1 ± 1.3 28.3 ± 1.6 28.8 ± 1.2
APOE ε4% (1 allele/2 alleles) 49 / 26** 25 / 50** 36 / 21** 100 / 0* 45 / 5* 12 / 9 38 / 0 29 / 3

Data are presented as the mean ± SD. The A‐T‐N‐ group was compared to other ATN groups. APOE ε4% (1 allele/2 alleles): percentage of study participant with one or two APOE ε4 alleles.

*

P‐value <.05 versus A‐T‐N‐.

**

P‐value <.001 versus A‐T‐N‐.