Cognitive Impairments in LRRK2-Related Parkinson’s Disease: A Study in Chinese Individuals

Table 2

Cognitive assessment of S1647T carriers and noncarriers with PD.

Variables	S1647T carriers ()	S1647T noncarriers ()	() values
MMSE	27.78 ± 1.58	28.20 ± 1.83	0.244 (−1.172)
AVLT (immediate)	40.29 ± 10.31	40.07 ± 11.12	0.922 (0.098)
AVLT (20 min)	8.87 ± 2.84	8.73 ± 3.48	0.843 (0.199)
SWCT-TIME	44.20 ± 23.06	56.98 ± 26.64	0.017 (−2.433)
SWCT-ERROR	4.67 ± 3.00	5.60 ± 4.63	0.172 (−1.377)
Animal fluency test	16.71 ± 4.25	15.91 ± 5.20	0.426 (0.800)
Clock-drawing test	3.82 ± 0.44	3.89 ± 0.38	0.446 (−0.765)
Digit span task	12.73 ± 1.95	12.73 ± 1.88	1.000 (0)
HAMD	3.44 ± 3.23	5.11 ± 4.58	0.049 (−1.994)
HAMA	3.44 ± 2.58	4.11 ± 3.41	0.298 (−1.046)