Table 3 –

Accuracy assessment of neoadjuvant radiation data

	Completely automated extraction*	Partially identified by the foundry system**		Completely manual extraction***
		Extracted from notes using regex	Manually extracted
Number of patients	274	28	19	22
Percent of total received neoadjuvant radiotherapy	80%	8%	6%	6%
Accuracy of automated data extraction	99%	86%	N/A	N/A

^*247 patients received neoadjuvant and were recorded in the BROCADE interventions database. Patients received their radiotherapy in MDACC (reported in synoptic fashion by radiation oncologist).

^**47 patients had radiation oncology notes, but there were not inserted in the BROCADE system, received the therapy in an outside facility, those patients formulated the management plan in our institution

^**22 patients received neoadjuvant radiotherapy but didn’t have either radiation oncology notes in our institution received treatment in external institution