Group | NC n = 249 | MCI n = 134 | AD n = 97 | All type of dementia n = 161 | X2 | P |
---|---|---|---|---|---|---|
Age | 66.94 ± 8.87 | 69.91 ± 8.38** | 71.09 ± 9.04**▲▲ | 70.93(9.15)** | 20.052 | 0.000 |
Education | 12.89 ± 3.30 | 11.32 ± 3.84** | 10.63 ± 4.49**▲▲ | 10.55(4.39)** | 23.622 | 0.000 |
MMSE | 28.41 ± 1.50 | 26.98 ± 2.04** | 15.69 ± 5.91**▲▲ | 16.28 (6.06)**△△ | 255.721 | 0.000 |
HAMD | 3.78 (3.30) | 3.84 (3.12) | 2.42 (2.12) | 2.78 (2.47) | 17.484 | 0.001 |
Sex (Male/Female) | 158/91 | 76/58 | 54/43 | 81/80 | 2.597 | 0.273 |
Race (Han/Others) | 238/11 | 127/6 | 92/4 | 153/7 | 0.016 | 0.993 |
Concomitant diseases | ||||||
Hypertension | 107 | 62 | 30 | 63 | 5.727 | 0.126 |
Hyperlipidemia | 93 | 33 | 8 | 21 | 46.632 | 0.000 |
Diabetes | 53 | 21 | 14 | 30 | 2.828 | 0.419 |
Stroke | 57 | 36 | 13 | 65 | 26.287 | 0.000 |
History of smoking | 45 | 26 | 12 | 39 | 5.681 | 0.128 |
History of drinking | 30 | 19 | 11 | 29 | 3.543 | 0.315 |
Family history of dementia | 42 | 27 | 20 | 29 | 1.105 | 0.776 |
Story recall test | ||||||
ISR | 30.03 ± 8.58 | 13.91 ± 8.79** | 4.02 ± 6.06**▲▲ | 4.49 ± 5.964**▲▲ | 440.559 | 0.000 |
DSR | 26.60 ± 8.49 | 9.40 ± 8.88** | 1.60 ± 4.58**▲▲ | 1.63 ± 4.315**▲▲ | 460.195 | 0.000 |