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Table 1 Characteristics of patients with PSP

From: Midbrain/pons area ratio and clinical features predict the prognosis of progressive Supranuclear palsy

  PSP(N = 59) PSP-RS(N = 43) Non PSP-RS(N = 16)
Gender (Male/Female) 34/25 26/17 8/8
Age (years) 64.7 ± 8.0 65.6 ± 7.6 62.4 ± 8.7
Age at onset 62.0 ± 2.3 63.5 ± 7.1 57.9 ± 9.6
The interval from the onset of symptoms to brain MRI (years) 3.8 ± 2.3 3.4 ± 2.2 4.7 ± 2.2
No. of death 19 16 3
Median survival (years) 12 12 15
No. of institutionalization 31 22 9
Median time from onset to institutionalization (years) 9 8 10
Early falls(%) 69.5 86.0 25.0
Early FOG(%) 30.5 30.2 31.3
Early bulbar paralysis (%) 66.1 79.1 31.3
Early apathy(%) 35.4 44.2 12.5
MMSE 23.0 ± 5.1 23.4 ± 3.9 21.9 ± 7.8
Early incontinence(%) 32.2 39.5 12.5
M/P area ratio(%) 21.3 ± 7.1 20.0 ± 6.7 24.3 ± 7.6