Table 1.

Screening (diagnostic) neuropsychological test scores

Cognitive domains/Tests	Participant A		Participant B-1		Participant B-2
	Raw scores	Z scores	Raw scores	Z scores	Raw scores	Z scores
Global cognitive functioning
DRS-2
Total score (max. 144)	137	0.33	142	1.0	136	−0.33
Attention	37	1.00	35	0	34	−0.67
Initiation/Perseveration	35	−0.67	37	0.33	32	−1.33
Construction	6	0	6	0	6	0
Conceptualization	37	0	39	0.67	39	0.67
Memory	22	−1.00	25	1.0	25	1.0
Attention/Working memory
Digit span
Total score	13	−0.67	8	−1.67	11	−1.0
Episodic memory
CVLT (French version)
List A – Sum of trials 1 to 5	28	−1.80	40	−1.37	43	−0.96
List B – Immediate recall	3	−1.32	5	−0.64	4	−1.13
List A – Short term free recall	3	−1.98	6	−1.62	8	−0.79
List A – Short term cued recall	5	−1.92	7	−1.18	9	−1.14
List A – Delayed free recall	3	−2.47	8	−1.31	7	−1.66
List A – Delayed cued recall	5	−2.30	6	−2.83	8	−1.87
Recognition – True positives	11	P = 5	15	P = 50	14	P = 25
Recognition – False positives	6	P = 1	0	P = 50	1	P = 25
Semantic memory/Language
BNT (30-item version)	23	−1.00	28	0	22	−2.0
Verbal fluency
Phonemic	28	−0.99	14	−2.20	12	−2.37
Semantic	17	−0.47	12	−1.43	10	−1.93
Executive functions
Tower of LondonDX
Total move score	28	0.13	18	1.33	17	1.47
Trail Making Test
Visual scanning	28	−0.67	30	−0.33	30	−0.33
Number sequencing	63	−1.67	61	−1.0	86	−2.33
Letter sequencing	89	−3.0	64	−0.67	70	−1.0
Number-Letter Switching	190	−2.33	165	−1.33	213	−3.0
Motor speed	33	0	32	0.33	29	0.67
Switching vs motor speed	−7	−2.33	−5	−1.67	−11	−3.0
Clock Drawing Test
Free drawing	6	−1.7	10	1.14	10	1.14

Abbreviations: BNT, Boston Naming Test; CVLT, California Verbal Learning Test; DRS-2, Dementia Rating Scale 2nd edition; MMSE, Mini-Mental State Examination; P, Percentile.