Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

4,072 questions · 4,237 findings · 447 reviews · Headline outcomes only

No studies found 946 · 22.3%GRADE not reported 257 · 6.1%Very low 1,121 · 26.5%Low 1,207 · 28.5%Moderate 568 · 13.4%High 138 · 3.3%

Total thyroidectomy vs subtotal thyroidectomy

R ate of recurrent hyperthyroidism [measured by thyroid function tests]

Total thyroidectomy probably leads to lower rate of recurrent hyperthyroidism [measured by thyroid function tests] compared with subtotal thyroidectomy (moderate certainty).

2 findings from 1 review

Total thyroidectomy vs subtotal thyroidectomy

Permanent recurrent laryngeal nerve palsy [patient reported, confirmation by laryngoscopy]

Total thyroidectomy showed no clear difference in permanent recurrent laryngeal nerve palsy [patient reported,… compared with bilateral subtotal thyroidectomy (low certainty).

2 findings from 1 review

Total thyroidectomy vs subtotal thyroidectomy

Permanent hypocalcaemia/hypoparathyroidism [measured by serum calcium levels]

Total thyroidectomy showed no clear difference in permanent hypocalcaemia/hypoparathyroidism [measured by serum… compared with bilateral subtotal thyroidectomy (low certainty).

2 findings from 1 review

Bilateral subtotal thyroidectomy vs the Dunhill procedure

Permanent recurrent laryngeal nerve palsy [patient reported, confirmation by laryngoscopy]

Bilateral subtotal thyroidectomy showed no clear difference in permanent recurrent laryngeal nerve palsy [patient reported,… compared with the Dunhill procedure (low certainty).

1 finding from 1 review

Total thyroidectomy vs subtotal thyroidectomy

Regression of Graves' ophthalmopathy [ophthalmology assessment]

Total thyroidectomy showed no clear difference in regression of Graves' ophthalmopathy [ophthalmology assessment] compared with subtotal thyroidectomy (low certainty).

2 findings from 1 review