Table 1.

Demographic characteristics of all MSA patient participants

Subject	Sex	Age (years)	Autoa	Parka	Cereba	Dur (years)	Dx
01	F	59.6	+	−	+	4	MSA-C
02	F	69.4	+	+	+	2	MSA-P
03	F	63.3	+	+	+	3	MSA-C
04	M	65.7	+	+	−	2	MSA-P
05	M	58.7	+	+	+	5	MSA-C
06	F	49.7	+	+	+	4	MSA-C
07	M	68.3	+	+	−	2	MSA-P
08	M	65.3	+	+	+	10	MSA-C
09	F	80.3	+	+	+	3	MSA-P
10	M	61.5	+	+	+	6	MSA-C
11	F	55.0	+	+	+	8	MSA-P
12	M	62.9	+	−	+	2	MSA-C
13	F	60.2	+	−	+	5	MSA-C
14	F	56.3	+	+	+	2	MSA-C
15	M	59.0	+	+	−	3	MSA-P
16	M	55.1	+	+	−	5	MSA-P
17	F	53.4	+	+	+	2	MSA-P
18	F	53.6	+	+	−	1	MSA-P
19	F	60.2	+	+	−	6	MSA-P
20	M	61.1	+	−	+	2	MSA-C

Notes: Parkinsonism was considered positive in the presence of bradykinesia and rigidity, while cerebellar signs were documented as positive in the presence of gait ataxia, cerebellar dysarthria, limb ataxia, or cerebellar oculomotor dysfunction.

^aAs defined by current consensus criteria in the diagnosis of MSA.¹

Abbreviations: Auto, autonomic manifestations; Park, parkinsonian manifestations; Cereb, cerebellar manifestations; Dur, duration; Dx, diagnosis; F, female; M, male; MSA-C, multiple system atrophy, cerebellar subtype; MSA-P, multiple system atrophy, parkinsonian subtype; Park, parkinsonian manifestations.