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Table 2 Cognitive and motor function in patients with probable DLB and PDD

From: The presence and co-incidence of geriatric syndromes in older patients with mild-moderate Lewy body dementia

Characteristics

DLB

PDD

Z-score

P-value

Median (IQR)

Mean (SD)

Median (IQR)

Mean (SD)

MMSE

18.00 (14.00, 24.00)

18.57 ± 5.41

24.00 (20.00, 26.00)

23.02 ± 3.51

−5.500

0.000

 Orientation

6.00 (4.00, 9.00)

6.38 ± 2.60

9.00 (8.00, 10.00)

8.67 ± 1.48

−6.147

0.000

 Registration

3.00 (3.00, 3.00)

2.75 ± 0.55

3.00 (3.00, 3.00)

2.88 ± 0.39

−2.053

0.040

 Attention and calculation

2.00 (1.00, 3.00)

2.15 ± 1.57

2.00 (2.00, 4.00)

2.83 ± 1.36

−3.231

0.001

 Recall

1.00 (0.00, 2.00)

0.95 ± 1.03

2.00 (1.00, 2.00)

1.61 ± 0.97

−4.361

0.000

 Language

6.00 (5.00, 7.00)

5.89 ± 1.64

7.00 (5.50, 7.50)

6.48 ± 1.26

−2.326

0.020

 Praxis

0.00 (0.00, 1,00)

0.45 ± 0.50

1.00 (1.00, 1.00)

0.54 ± 0.50

−1.248

0.212

MoCA

12.00 (8.00, 18.75)

13.36 ± 6.17

17.00 (13.00, 20.00)

16.37 ± 4.44

−3.727

0.000

 Visuospatial/executive abilities

1.50 (1.00, 3.00)

1.84 ± 1.30

2.00 (1.00, 3.00)

2.13 ± 1.31

−1.646

0.100

 Naming

2.00 (2.00, 3.00)

2.18 ± 0.78

2.00 (2.00, 3.00)

2.27 ± 0.85

−1.029

0.304

 Attention

4.00 (2.00, 6.00)

3.92 ± 2.19

5.00 (4.00, 5.00)

4.42 ± 1.42

−1.859

0.063

 Language

1.00 (0.00, 1.00)

0.91 ± 0.93

1.00 (1.00, 2.00)

1.30 ± 0.78

−3.393

0.001

 Abstraction

0.00 (0.00, 1.00)

0.45 ± 0.67

0.00 (0.00, 1.00)

0.46 ± 0.72

−0.031

0.975

 Recall

0.00 (0.00, 0.00)

0.50 ± 1.11

0.00 (0.00, 1.50)

0.80 ± 1.04

−3.138

0.002

 Orientation

4.00 (2.00, 5.00)

3.54 ± 1.78

5.00 (4.00, 6.00)

4.99 ± 1.15

−5.655

0.000

NPI

11.00 (5.25, 22.50)

15.14 ± 13.77

1.00 (0.00, 3.50)

2.65 ± 4.49

−8.282

0.000

ADL

28.50 (23.00, 37.75)

32.77 ± 12.74

22.00 (21.00, 25.00)

26.04 ± 10.15

−5.168

0.000

CDR

1.00 (1.00, 2.00)

1.36 ± 0.48

1.00 (1.00, 1.00)

1.13 ± 0.34

−3.630

0.000

MDS-UPDRS III

3 (0.00, 12.75)

7.80 ± 1.50

27.00 (19.50, 39.00)

30.76 ± 14.48

−9.539

0.000

H&Y stage

0.00 (0.00, 2.00)

0.98 ± 1.50

2.00 (2.00, 2.00)

2.12 ± 0.64

−7.223

0.000

  1. Abbreviations: DLB Dementia with Lewy bodies, PDD Parkinson’s disease dementia, IQR Interquartile range, SD Standard deviation, MMSE Mini-Mental State Examination, MoCA the Montreal Cognitive Assessment, NPI Neuropsychiatric Inventory, ADL Activities of daily living, CDR Clinical Dementia Rating, MDS-UPDRS III Movement Disorder Society Unified Parkinson’s Disease Rating Scale part III, H&Y stage Hoehn-Yahr stage