Guideline No.	GRADE of recommendation	Level of evidence
11.1	1	B
Endovenous thermal ablations (laser and radiofrequency ablations) are safe and effective, and we recommend them for treatment of saphenous incompetence.
Guideline No.	GRADE of recommendation	Level of evidence
11.2	1	B
Because of reduced convalescence and less pain and morbidity, we recommend endovenous thermal ablation of the incompetent saphenous vein over open surgery.