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. 2023 Jan 19;13:1076793. doi: 10.3389/fendo.2022.1076793

Table 4.

Voice changes.

No. Article
Publication year
Region IF Quartile Patients Age (year) Sex (male/female) Thyroid function (number of patients) Prevalence (%) Article type
1 Kotwal2016 (21) India 2.309 Q4 1 40 1/0 Hypothyroidism (1) Case reports
2 Monica2012 (22) Italy 3.25 Q3 1 84 0/1 Hypothyroidism (1) Case reports
3 Hosako-Naito1999 (23) Japan 1.538 Q4 1 48 0/1 Hypothyroidism (1) Case reports
4 Carlé2021 (16) Denmark 4.965 Q2 140 None None Hypothyroidism (140) 30% Clinical study
5 Barić2019 (24) Croatia 3.657 3 290 37.89 20/270 Euthyroid (290) 7% Clinical study
6 Lima2017 (25) Brazil 6.292 Q2 117 43.16 23/190 Hypothyroidism (213) 25.35% Clinical study
7 Rhee2015 (26) Korea 2.153 3 56 40.3 6/50 Unclear (56) Unclear Clinical study
8 Banks2012 (27) USA 3.325 Q1 29 None None Unclear (29) Unclear Clinical study
9 McManus2012* (28) USA 2.192 Q4 311 46 ± 1 31/280 Euthyroid (292), unclear (19) 13%* Clinical study
10 Heman-Ackah2011 (29) USA 2.009 Q3 34 None None Unclear (34) Unclear Clinical study
11 Shih2008* (18) China Taiwan 6.568 Q1 25 42.0(34-81) 0/25 hypothyroidism22、unclear3 25%* Clinical study

*: the patients in the study were prepared to take a thyroidectomy.

None/unclear: the specific detail in the study was unclear.