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. Author manuscript; available in PMC: 2016 Sep 1.
Published in final edited form as: J Fluency Disord. 2015 Jun 1;45:12–26. doi: 10.1016/j.jfludis.2015.05.004

Table 1.

Means and standard deviations (in parentheses) for participant groups’ age, months post-onset of stuttering, and clinician and parent severity ratings at entry to the study (Visit 1).

n Age (months)
at Entrance
to Study
Months Post-
Onset of
Stuttering
SLD
(per 100
syllables)
Clinician
Severity
Rating
(0–7)
Parent
Severity Rating
(0–7)
Persistent
Males 12 39.92 (8.36) 6.75 (4.20) 11.26 (14.19) 2.56 (1.96) 3.42 (1.49)
Females 7 50.00 (15.02) 6.57 (4.58) 6.76 (2.92) 3.22 (1.16) 4.12 (1.18)
Total 19 43.63 (11.96) 6.68 (4.22) 9.60 (11.44) 2.80 (1.70) 3.68 (1.40)

Recovered
Males 27 37.59 (6.55) 3.63 (2.99) 9.16 (6.53) 2.67 (1.21) 3.26 (1.35)
Females 12 39.50 (9.69) 4.58 (3.73) 6.50 (4.33) 1.81 (0.91) 3.58 (0.67)
Total 39 38.18 (7.57) 3.92 (3.22) 8.34 (6.01) 2.40 (1.18) 3.36 (1.17)

Control
Males 21 40.38 (10.15) --- 1.93 (0.92) --- ---
Females 19 44.47 (11.58) --- 1.34 (0.69) --- ---
Total 40 42.33 (10.91) --- 1.65 (0.86) --- ---