From: FOCUS harmonic scalpel compared to conventional hemostasis in open total thyroidectomy - a prospective randomized study
Group I (n = 389)
Group II (n = 389)
P value
Mean age, y (mean ± SD)
50.1 ± 19.3
48.5 ± 21.8
NS
Sex (F/M)
323/66
332/57
Diagnosis:
Multinodular goiters
313
309
Hashimoto’s thyroiditis
9
7
Thyroid cancer
56
64
Graves disease
11