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. 2020 Oct 31;8:113. doi: 10.1186/s40359-020-00481-7

Table 3.

Prevalence and male-to-female ratio of stuttering for children with and without comorbid conditions

Comorbidity status Sex CWS CWNS Prevalence of stuttering (%)
N M:F ratio N M:F ratio
Without comorbid conditions Male 611 2.14:1 41,308 0.91:1 1.02
Female 285 45,287
With comorbid conditions Male 1009 2.86:1 18,905 1.55:1 4.19
Female 353 12,225
Total Male 1620 2.54:1 60,213 1.05:1 1.88
Female 638 57,512

CWS children who stutter, CWNS children who do not stutter, M:F male:female, N sample size