Skip to main content

Table 1 Demographic features of the patients a

From: Stereopsis impairment is associated with decreased color perception and worse motor performance in Parkinson’s disease

Demographic features

PD patients (n = 45)

Controls (n = 50)

Age (yr) (means ± SD)

65.40 ± 9.37

65.48 ± 7.97

Sex (% male)

57.8

44.0

Body mass index (kg/m2) (means)

29.2

28.6

Marital status (ever-married) (n)

40

42

Duration of education (yr) (means)

8.7

7.9

Annual household income (Chinese yuan) (means)

64,320

62,325

H&Y stage (means ± SD)

2.22 ± 0.68

NA

UPDRS part III score (means ± SD)

25.18 ± 13.06

NA

UPDRS total score (means ± SD)

42.47 ± 19.71

NA

TAN (PPT scores) (means ± SD)

34.28 ± 10.12b

49.56 ± 6.50

MMSE score (means ± SD)

27.50 ± 3.09

28.36 ± 2.44

MoCA score (means ± SD)

23.95 ± 5.03

24.64 ± 4.37

Motor disease duration (yr) (means ± SD)

6.60 ± 4.52

NA

Hypertension (n)

8

10

Hyperthyroidism (n)

2

3

Diabetes (n)

9

8

  1. aH&Y, Hoehn and Yahr; MMSE, Mini Mental State Examination; MoCA, Montreal Cognitive Assessment; NA, Not applicable; PD, Parkinson’s disease; PPT, Purdue Pegboard Test; TAN, Total average number of Purdue Pegboard Test scores; UPDRS, Unified Parkinson’s Disease Rating Scale. bP = 0.0001.