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Table 1 Descriptive statistics (mean and standard deviation in parentheses) from for the dependent variables (in dB) at the different measurement periods

From: A retrospective study of long-term treatment outcomes for reduced vocal intensity in hypokinetic dysarthria

Condition Pre-Treatment Post-Treatment Follow-up 1 Follow-up 2
n = 78 n = 78 n = 55 n = 30
Sustained Vowel 71.16 (6.01) 88.34 (3.23) 88.54 (4.91) 87.43 (6.39
Reading 67.57 (3.18) 76.54 (2.58) 73.26 (10.67) 75.00 (3.70)
Conversation 66.64 (2.85) 72.89 (1.90) 71.32 (2.33) 71.33 (2.62)
  1. Pre- and post-treatment measures reflect data from 78 patients, Follow-up 1 (at 6 months) reflect data from 55 patients, and Follow-up 2 (at 12 months) reflect data from 30 participants