{"eventGroups":[{"deathsNumAffected":0,"deathsNumAtRisk":11,"description":"After induction of general anesthesia the surgeon will perform a bilateral superficial cervical plexus block using 0.25% Marcaine.\n\nSuperficial Cervical Plexus Block: 0.25% Marcaine is injected lateral to the sternocleidomastoid bilaterally (10mL on each side) after induction of anesthesia and prior to incision and scheduled thyroidectomy or parathyroidectomy.\n\nMarcaine","id":"EG000","otherNumAffected":0,"otherNumAtRisk":11,"seriousNumAffected":0,"seriousNumAtRisk":11,"title":"Superficial Cervical Block, Active"},{"deathsNumAffected":0,"deathsNumAtRisk":8,"description":"After induction of general anesthesia the surgeon will perform a bilateral superficial cervical plexus block using 0.9% saline.\n\nSuperficial Cervical Plexus Block: 0.25% Marcaine is injected lateral to the sternocleidomastoid bilaterally (10mL on each side) after induction of anesthesia and prior to incision and scheduled thyroidectomy or parathyroidectomy.\n\n0.9% saline","id":"EG001","otherNumAffected":0,"otherNumAtRisk":8,"seriousNumAffected":0,"seriousNumAtRisk":8,"title":"Superficial Cervical Block, Placebo"},{"deathsNumAffected":0,"deathsNumAtRisk":9,"description":"After induction of general anesthesia the surgeon will perform a local wound infiltration using 0.25% Marcaine.\n\nLocal Wound Infiltration: 0.50% Marcaine is injected at the site of incision (10mL) after induction of anesthesia and prior to incision and scheduled thyroidectomy or parathyroidectomy.\n\nMarcaine","id":"EG002","otherNumAffected":0,"otherNumAtRisk":9,"seriousNumAffected":0,"seriousNumAtRisk":9,"title":"Local Wound Infiltration, Active"},{"deathsNumAffected":0,"deathsNumAtRisk":8,"description":"After induction of general anesthesia the surgeon will perform local wound infiltration using 0.9% Saline.\n\nLocal Wound Infiltration: 0.50% Marcaine is injected at the site of incision (10mL) after induction of anesthesia and prior to incision and scheduled thyroidectomy or parathyroidectomy.\n\n0.9% saline","id":"EG003","otherNumAffected":0,"otherNumAtRisk":8,"seriousNumAffected":0,"seriousNumAtRisk":8,"title":"Local Wound Infiltration, Placebo"}],"frequencyThreshold":"5","timeFrame":"8 months"}