Table 2

Scores on the neuropsychological tests

	Lean	o/o	p Value
Stroop colour-word trial	40.49±0.6	35.98±0.9	0.000**
Stroop interference score	−1.04±0.6	−3.18±0.7	0.05*
WCST (perseverative errors)	9.23±1.2	11.25±2.4	0.01**
Trail Making Test (B-A) (s)	24.18±3.9	41.89±7.2	0.04*
Digit span forwards	8.96±0.2	8.15±0.3	0.03*
Digit span backwards	7.92±0.2	6.85±0.4	0.02**
Visual memory span forwards	8.64±0.2	7.69±0.3	0.004**
Visual memory span backwards	7.8±0.2	7.13±0.3	0.05*
DSST	56.25±1.1	51.45±2.1	0.03*

Test scores correspond to means±SEM. Scores represent raw values.
*p<0.05; **p<0.01. DSST, Digit Symbol Substitution Test; o/o, overweight/obese; WCST, Wisconsin Card Sort Test.