Table 1 Demographic and clinical characteristics of the study cohort
Variables | Whole cohort (n = 188) | SCD (n = 89) | MCI (n = 99) | Significance |
|---|---|---|---|---|
Age (year) | 66.30 ± 7.32 | 68.47 ± 7.27 | 64.35 ± 6.82 | < 0.001* a |
Sex (females) | 119 (63.30%) | 59 (66.29%) | 60 (60.61%) | 0.512 b |
Education (year) | 13.97 ± 4.98 | 15.71 ± 4.24 | 12.41 ± 5.11 | < 0.001* a |
APOE ε4 status | 58 (30.85%) | 23 (25.84%) | 35 (35.35%) | 0.211 b |
MMSE score | 28.46 ± 1.54 | 29.07 ± 1.15 | 27.91 ± 1.64 | < 0.001* a |
Hypertension | 63 (33.51%) | 33 (37.08%) | 30 (30.30%) | 0.408 b |
Diabetes mellitus | 11 (5.85%) | 4 (4.94%) | 7 (7.07%) | 0.660 b |
Dyslipidemia | 76 (40.43%) | 39 (43.82%) | 37 (37.37%) | 0.453 b |
Heart disease | 19 (10.11%) | 10 (11.24%) | 9 (9.09%) | 0.807 b |
Respiratory disease | 21 (11.17%) | 15 (16.85%) | 6 (6.06%) | 0.035* b |
Stroke | 3 (1.60%) | 0 (0.00%) | 3 (3.03%) | 0.258 b |
Smoking | 69 (36.70%) | 20 (22.47%) | 49 (49.49%) | < 0.001* b |