Comparison 2. Chinese herbs versus radioiodine.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Symptoms of hyperthyroidism	2		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
1.1 Improvement of anxiety	2		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
1.2 Improvement of tachycardia	2		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
1.3 Improvement of heat intolerance	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
2 Thyroid function tests	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
2.1 Free triiodothyronine (FT3)	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
2.2 Free thyroxine (FT4)	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
2.3 Thyroid‐stimulating thyroxine (TSH)	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
3 Thyroid function tests	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
3.1 Normalisation of thyroid hormones	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
4 Hypothyroidism	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
4.1 Early onset	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
4.2 Late onset	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]