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. 2021 Feb 25;64(3):754–775. doi: 10.1044/2020_JSLHR-20-00445
Variable Mdn Range
Motor speech examination (N = 5)
 Evaluated words (n) 33.0 5.0–36.0
 Words with phonemic errors (%) 12.5 0.0–21.2
 Words with distortion errors (%) 16.7 11.4–40.6
 Words with distorted substitution errors (%) 0.0 0.0–2.8
 Word syllable duration (ms) 272.3 181.6–338.0
 Pairwise variability index −2.0 −14.1 to 41.5
 Scanning index .898 .845–.933
Western Aphasia Battery Picture Description (N = 5)
 Evaluated words (n) 46.0 35.0–96.0
 Evaluated words per minute (wpm) 24.8 13.7–39.4
 Words with phonemic errors (%) 0.0 0.0–4.5
 Words with distortion errors (%) 2.3 0.0–4.3
 Words with distorted substitution errors (%) 0.0 0.0–0.0
 Word syllable duration (ms) 155.0 147.8–255.9
 Narrative syllable duration (ms) 238.5 232.5–273.1
 Pairwise variability index 51.5 50.0–56.6
 Scanning index .450 .161–.525
Cinderella story telling (N = 3)
 Evaluated words (n) 53.0 34.0–236.0
 Evaluated words per minute (wpm) 40.7 16.0–45.5
 Words with phonemic errors (%) 0.0 0.0.–1.3
 Words with distortion errors (%) 5.7 2.1–5.9
 Words with distorted substitution errors (%) 0.0 0.0–0.0
 Word syllable duration (ms) 173.1 171.5–191.7
 Narrative syllable duration (ms) 218.5 198.8–229.0
 Pairwise variability index 61.0 54.9–63.5
 Scanning index .317 .059–.698