Childhood Adenotonsillectomy Trial

3.4 Resting Blood Pressure Training and Certification

All CHAT personnel performing resting blood pressure measurements on CHAT participants must be certified in performing BP according to the CHAT BP protocol.

3.4.1 Certification Requirements

1. Read Resting Blood Pressure Manual of Procedures
2. Review BP CD
3. Obtain Resting BP following the key elements of the CHAT protocol on 3 volunteers. The certifying individual may be: 1) a previously certified research staff member such as the CHAT study coordinator if applicable (preferred); 2) the site PI or local BP expert who has reviewed the CHAT BP protocol and is familiar with all aspects of the protocol (CHAT research coordinator).
4. Obtain 3 measurements for SBP and DBP on each volunteer with certifying individual observing technique and making measurements concurrently using a double headed stethoscope.
5. Validate Completion: All elements identified on Resting Blood Pressure Training Certification Module must be completed; 9 measurements (3 replicates on 3 individuals) and each concurrent measurement should be recorded and agree within 2 mm Hg compared to reference standard (using a double headed stethoscope).