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Table 2 Clinical and TCS data of IPD group

From: Transcranial sonography for diagnosis of Parkinson's disease

Age, year Number of IPD individuals SN, cm2* Prevalence of SN <= 0,2 cm2, N; in %
40-49 8 0.28 (0.24; 0.39) 0; 0
50-59 27 0.31 (0.28; 0.33) 1; 0
60-69 90 0.30 (0.26; 0.36) 6; 6.7
70-85 58 0.29 (0.25; 0.38) 3; 5.2
  1. *Data are given as median with lower and upper quartile (25th and 75th percentile respectively).