Table 1 Overview of demographics, medication, and clinical tests for controls and participants with Parkinson’s disease in both the DeNoPa and Iceberg cohort combined

From: Sleep stage mixing is associated with poor prognosis in early Parkinson’s disease

  

Controls

PD

p-value

 

n

158

280

 

Demographical data

 Age [years]

μ ± σ

63.9 ± 8.0

63.4 ± 9.6

n.s.

 Sex (female)

% (n)

40.6% (63)

36.1% (101)

n.s.

 BMI [kg/m2]

μ ± σ

26.2 ± 4.4

26.2 ± 4.3

n.s.

 Parkinson’s disease duration [months]

μ ± σ

-

21.1 ± 24.5

-

 REM sleep behavior disorder

% (n)

0.0% (0)

25.2% (70)

<0.0001

 Number of visits

μ ± σ

2.1 ± 1.0

2.2 ± 1.2

n.s.

 Follow-up duration at last visit [years]

μ ± σ

3.6 ± 1.2

3.2 ± 1.5

0.037

Treatment

 Antidepressants

% (n)

4.6% (7)

11.4% (32)

0.03

 Benzodiazepines

% (n)

2.0% (3)

1.4% (4)

n.s.

 LEDD [mg]

μ ± σ

-

163.3 ± 248.5

-

 Slope LEDD [mg per year]

μ ± σ

-

100.7 ± 95.6

-

Motor and cognitive symptoms

 MDS UPDRS III total score OFF (0–132)

μ ± σ

2.3 ± 3.8

26.2 ± 10.6

<0.0001

 MDS UPDRS total score (0–199)

μ ± σ

6.3 ± 6.7

42.0 ± 15.7

<0.0001

 Slope MDS UPDRS III total score [per year]

μ ± σ

0.26 ± 1.2

1.2 ± 3.7

0.0013

 Slope MDS UPDRS total score [per year]

μ ± σ

0.9 ± 2.2

3.2 ± 5.6

<0.0001

 MoCA total score (0–30)

μ ± σ

26.7 ± 2.6

26.5 ± 2.8

n.s.

 Slope MoCA total score [per year]

μ ± σ

−0.086 ± 0.69

−0.32 ± 1

0.027

  1. MDS-UPDRS movement disorder society-sponsored revision of unified Parkinson’s disease rating scale, MoCA Montreal cognitive assessment. An overview for each individual cohort is displayed in Supplementary Tables S2 and S3.