Table 2.

Cognitive testing results.

	Mean (raw scores)	Standard deviation (SD)	Interquartile range (Q1–Q3)	Mean scaled-score ± SD
Forward digit span	6.01	1.21	5–7	10.02 ± 3.08
Backward digit span	4.27	1.16	3–5	9.18 ± 2.36
Corsi's forward	5.63	0.948	5–6	10.43 ± 2.37
Corsi's backward	4.87	1.02	4–6	9.20 ± 2.78
TMT-A	50.02	30.98	33–56	6.67 ± 3.15
TMT-B	106.21	79.16	65–121	7.10 ± 2.65
SDMT	38.13	14.13	27–48	6.53 ± 2.85
BNT (/60)	52.13	5.26	50–56	9.98 ± 2.94
JLO (/30)	21.37	4.94	18–25	7.89 ± 2.80
ROCF (copy accuracy) (/36)	32.61	5.06	32–36	11.00 ± 4.07
ROCF (memory at 3 min) (/36)	16.19	6.76	11.5–21	8.42 ± 2.90
ROCF (memory at 30 min) (/36)	16.05	6.82	12–21	8.40 ± 2.93
FCSRT (free recall 1) (/16)	9.59	2.48	8–11	12.55 ± 3.43
FCSRT (total free recall) (/48)	31.14	7.71	27–37	10.02 ± 3.72
FCSRT (total recall) (/48)	43.25	6.30	41–47	10.45 ± 4.61
FCSRT (delayed free recall) (/16)	10.65	3.49	8–13	9.43 ± 5.52
FCSRT (delayed total recall) (/48)	14.32	2.47	13-16	11.75 ± 5.78
Verbal fluency (animals)	21.23	6.51	17-26	8.86 ± 6.26
Verbal fluency (“P)	15.25	5.57	11-19	8.61 ± 3.00
Verbal fluency (“M”)	13.19	5.23	10-17	9.06 ± 2.92
Verbal fluency (“R”)	13.05	5.11	10-16	9.48 ± 3, 03
SCWT-A	96.20	21.76	83-110	7.75 ± 3.39
SCWT-B	63.73	14.57	56-74	7.81 ± 3.14
SCWT-C	36.70	12.18	28-45	7.40 ± 2.98
ToL (correct moves) (/10)	4.17	2.30	2-6	9.70 ± 3.15

Scores are shown as raw and adjusted-scaled scores. Scaled-scores ranges from 2 to 18 (mean 10, standard deviation 3) (e.g., scaled score of 7 is equal to Z-score = – 1).