From: The relationship between obesity and neurocognitive function in Chinese patients with schizophrenia
Characteristic | Underweight (n = 57) | Normal weight (n = 358) | Overweight (n = 319) | Obese (n = 162) | F | p value |
---|---|---|---|---|---|---|
WAIS-R Digit Symbol | 47.5 ± 15.8 | 48.3 ± 14.1 | 46.6 ± 12.8 | 44.0 ± 13.2 | 3.922 | 0.009b |
Trail Making Test A | 56.6 ± 23.7 | 52.5 ± 24.3 | 54.9 ± 29.5 | 55.6 ± 27.3 | 0.842 | 0.471 |
Trail Making Test B | 112.3 ± 59.0 | 106.7 ± 54.6 | 114.4 ± 61.4 | 123.7 ± 55.5 | 2.784 | 0.040c |
WCST Perseverative Errors | 40.4 ± 25.8 | 42.7 ± 24.7 | 42.9 ± 23.7 | 41.6 ± 26.5 | 0.241 | 0.868 |
WCST Categories Completed | 2.7 ± 2.2 | 2.5 ± 2.1 | 2.6 ± 2.1 | 2.8 ± 2.2 | 0.491 | 0.688 |
WAIS-R Digit Span | 12.0 ± 3.8 | 12.5 ± 3.5 | 12.3 ± 3.1 | 11.9 ± 3.0 | 1.606 | 0.186 |
WMS-R Visual Reproduction | 8.9 ± 2.8 | 9.3 ± 3.0 | 8.6 ± 2.9 | 8.2 ± 3.5 | 5.921 | 0.001d |
Composite z score | 0.10 ± 0.09 | 0.20 ± 0.03 | 0.10 ± 0.03 | 0.01 ± 0.05 | 4.365 | 0.005e |