. 2021 Jun 6;269(1):342–349. doi: 10.1007/s00415-021-10637-z

Table 1.

Baseline characteristics of the whole sample and of patients adherent and non-adherent to follow-up

	Total sample	Adherent to follow-up	Non-adherent to follow-up	p value
	(n = 251)	(n = 168)	(n = 83)	p value
Age (years)	76.2 ± 12.4	74.1 ± 11.9	80.3 ± 12.3	< 0.001 ^a
Gender
Female	129 (51.4)	81 (48.2)	48 (57.8)	0.097 ^b
Male	122 (48.6)	87 (51.8)	35 (42.2)	0.097 ^b
Education (years)	8.6 ± 4.2	8.9 ± 4.1	6.3 ± 5.1	0.009 ^a
Prestroke mRS score
≤ 2	212 (84.5)	156 (92.9)	56 (67.5)	< 0.001 ^b
> 2	39 (15.5)	12 (7.1)	27 (32.5)	< 0.001 ^b
CIRS total score	0.8 ± 0.4	0.7 ± 0.3	0.8 ± 0.4	0.050 ^a
Type of event
Ischemic stroke	230 (91.6)	158 (94.0)	72 (86.7)	0.049 ^b
Hemorrhagic stroke	21 (8.4)	10 (6.0)	11 (13.3)	0.049 ^b
NIHSS score at admission	7.1 ± 7.2	4.6 ± 4.7	12.4 ± 8.5	< 0.001 ^a
Wahlund scale score	8.1 ± 5.4	7.4 ± 5.4	9.5 ± 5.2	0.002 ^a
Pasquier scale score	15.1 ± 8.0	13.4 ± 7.3	18.5 ± 8.3	< 0.001 ^a
Prestroke cognitive impairment based on CDR scale
Not available data	28 (11.2)	9 (5.4)	19 (22.9)	< 0.001 ^b
Cognitively unimpaired (CDR = 0)	132 (52.6)	102 (60.7)	30 (36.1)
Mild cognitive impairment (CDR = 0.5)	59 (23.1)	47 (28.0)	12 (14.5)
Dementia (CDR ≥ 1)	32 (12.7)	10 (5.9)	22 (26.5)
Baseline MoCA-B score	20.5 ± 6.1	21.1 ± 5.6	17.4 ± 7.5	0.012 ^a
Baseline CDT score	8.4 ± 3.6	8.7 ± 3.3	7.1 ± 4.4	0.109 ^a
mRS score at discharge
≤ 2	147 (58.6)	128 (76.2)	19 (22.9)	< 0.001 ^b
> 2	104 (41.4)	40 (23.8)	64 (77.1)

Data are expressed as mean ± SD or number of observations (% of total observation)

CDR Clinical Dementia Rating Scale, CDT clock-drawing test, CIRS Cumulative Illness Rating Scale, MoCA-B Montreal Cognitive Assessment-Basic, mRS modified Rankin scale, NIHSS National Institutes of Health Stroke Scale

^aMann–Whitney’s U test

^bPearson’s Chi-square test