Table 1. Participants' demographics and SGDS and K-MMSE scores.
| Variables | SCD (n=84) | Non-SCD (n=93) | t or χ2 or F | p-value | |
|---|---|---|---|---|---|
| Age (yr) | 71.39±7.56 | 68.53±6.66 | t=−2.68 | 0.008 | |
| Sex | 84 | 93 | χ2=1.20 | 0.274 | |
| Male | 32 (38.1) | 43 (46.2) | |||
| Female | 52 (61.9) | 50 (53.8) | |||
| Education (yr) | 8.37±3.74 | 9.72±4.20 | t=2.25 | 0.026 | |
| 0–6 | 33 (39.3) | 24 (25.8) | |||
| 7 or more | 51 (60.7) | 69 (74.2) | |||
| SGDS | 2.39±2.32 | 1.34±1.68 | t=−3.41 | 0.001 | |
| K-MMSE | 27.37±1.96 | 27.48±2.16 | F=3.65 | 0.058 | |
Values are presented as mean±standard deviation or number (%).
SGDS: Short form of the Geriatric Depression Scale, K-MMSE: Korean-Mini Mental State Examination, SCD: subjective cognitive decline.