(b) Data accuracy: Data accuracy means that the data recorded match exactly what happens in a clinical encounter, whether or not it is clinically appropriate. The primary purpose is to identify and correct errors in the surveillance data

Activities	Description	Data sources
Evaluate accuracy/validity of RVCT data.	At least annually evaluate the accuracy/validity of RVCT data by comparing RVCT data and the jurisdiction's TB registry data to original data sources.	(i) RVCT data collection form. (ii) Patients' medical records. (iii) TB registry database.
Assess knowledge, skills, and abilities of staff and provide training if needed.	Assess the knowledge, skills, and abilities of all existing personnel and new hires whose duties involve the collection and reporting of registry and RVCT data.	(i) Personnel files. (ii) Staff interviews. (iii) Observations and evaluations of staff skills.
	Provide training and evaluation. Training will focus on accurate and timely completion of the revised RVCT. All existing staff will be trained on the revised RVCT data collection, and new staff should be trained within 2 months of hire date.