Fig. 1From: Comparison of parathyroid hormone kinetics in endoscopic thyroidectomy via bilateral areola with open thyroidectomyFlow chart for subgroup analysis. Patients eligible for endoscopic treatment, who accepted ETBAA were confined in Group ETBAA; patients eligible for ETBAA, who opted for traditional intervention in Group OTA-L; non-candidates for endoscopic intervention, who underwent open thyroidectomy were included in Group OTA-HBack to article page