From: Prevalence of voice & swallowing complaints in Pre-operative thyroidectomy patients: a prospective cohort study
Variable
Pre-op thyroidectomy (mean)
Normative value (mean)
P-value
Jitter (%)
1.28
≤1.04
0.03*
Shimmer (%)
3.83
≤3.81
>0.05
MPT (seconds)
18.80
≥15
ST Range (dB)
30.29
≥27