Table 1.

CERAD-PLUS subscales and results in all categories with raw values and standardized z values.

	Baseline		t2		t3		t4
			Post methylprednisolone		Post immunoglobulins		Post plasmaphereses
			treatment		treatment		treatment
CERAD-PLUS	Raw value	z value	Raw value	z value	Raw value	z value	Raw value	z value
Verbal fluency	12	−1.49	12	−1.49	10	−1.93	14	−1.07
Boston naming test	15	1.47	14	0.05	15	1.47	14	0.05
Mini-mental state	28	−0.9	30	1.28	24	−3.19	28	−0.9
Word list learning	16	−1.76	19	−0.82	14	−2.39	16	−1.76
Word list recall	3	−2.19	5	−1.25	1	−3.25	5	−1.25
Word list savings (%)	50	−2.26	72	−1.01	17	−3.69	84	−0.23
Word list recognition (%)	85	−2.19	95	−0.97	65	−3.77	90	−1.66
Draw figure	6	−2.67	7	−2.15	8	−1.6	8	−1.6
Figure recall	3	−2.14	6	−0.97	7	−0.54	8	−0.06
Figures saving (%)	50	−1.31	86	0.18	88	0.28	100	1.25
Trail making test A (sec)	102	−2.35	85	−1.91	75	−1.59	71	−1.44
Trail making test B (sec)	224	−1.71	135	−0.48	300	−2.28	192	−1.37
Phonological word fluency	5	−1.62	7	−1.03	4	−1.94	9	−0.5

A z value below −1.3 is considered to be an indication of a test performance that deviates from the norm.