Table 1 Demographic data and clinical characteristics of patients treated surgically for thyroid diseases in 1996–2003 (Period I) vs. 2011–2015 and 2018–2020 (Period II).

From: Changes in thyroid surgery over last 25 years

Thyroid surgery, years

Period I (1996–2003)

Period II (2011–2015, 2018–2020)

p level

Number of patients, n (%)

2707 (100%)

1041 (100%)

Number of RLN at risk of injury (RLN/at risk)

5414 (100%)

1871 (100%)

Age, mean ± standard deviation

136.5 ± 54.38

145.4 ± 53.2

p > 0.05

Minimum/maximum age [years]

15/75

16/86

Patients under 65 years of age

2334 (86.22%)

836 (80.3%)

p < 0.00001

Patients over 65 years of age

373 (13.78%)

205 (19.7%)

Gender (F:M)

2451 (90.5%):256 (9.5%)

856 (82.2%):185 (17.8%)

5:1

p < 0.00001

9:1

 

BMI, mean ± standard deviation [kg/m2].

24.01 ± 3.0

27.07 ± 2.4

p > 0.05

Thyroid volume (V)*, mean ± standard deviation

51.26 ± 6.26

43.35 ± 5.37

p > 0.05

V minimum/maximum [ml]

5/210

1/650

  1. * Thyroid volume based on ultrasound examination.