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Demographic characteristics.
| NBG | MPG | BCG | P | |
|---|---|---|---|---|
| (n = 50) | (n = 50) | (n = 48) | ||
| M (SD) | M (SD) | M (SD) | ||
| Female/male | 22/28 | 25/25 | 24/24 | 0.788 |
| Age (years) | 21.06 (1.932) | 21.1 (1.961) | 21.38 (1.566) | 0.654 |
| WAIS-RC | 126.6 (6.168) | 128.44 (6.926) | 126.63 (6.765) | 0.287 |
WAIS-RC Wechsler Adult Intelligence Scale-Revised in China, NBG n-back group, MPG memory palace group, BCG blank control group.
