preferred_name: Patient did not receive at least 2 prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively
preferred_name_lc: patient did not receive at least 2 prophylactic pharmacologic anti-emetic agents of different classes preoperatively and/or intraoperatively
label: Pt no antiemet pre/intraop
label_lc: pt no antiemet pre/intraop