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. Author manuscript; available in PMC: 2021 Jan 1.
Published in final edited form as: Folia Phoniatr Logop. 2019 Jul 3;72(2):152–166. doi: 10.1159/000500664

Table 4.

Phonological process analyses (captured following transcription using the CoST-P) (n = 10)

Phonological process Error occurrence Percent of total opportunities


range mean SD range mean SD

Segmental processes
 Stopping   2–49 17 15    2–30 10   9
 Deaffrication   0–5   1.5   2    0–100 32 39
 Voicing   1–16   6   5 <1–9   3   3
 Gliding   1–19   9   6    1–28 14   9

Structural processes
 Deletion (onsets)   4–41 17 11    1–10   5   3
 Deletion (nucleus)   0–28   6   8    0–9   2   2
 Deletion (coda)   9–81 32 22    3–58 17 15
 Deletion (total) 17–129 55 34    1–18   6   5
 Cluster reduction (onset)   0–7   3   3    0–39 14 13
 Cluster reduction (coda)   3–16   8   4 16–44 28   9
 Cluster reduction (total)   3–20 11   5    7–39 23   9