Evaluation of Mental Health First Aid USA Using the Mental Health Beliefs and Literacy Scale.

Purpose: This study assessed the impact of Mental Health First Aid (MHFA) in the United States with a theoretically based and psychometrically sound measure, the Mental Health Beliefs and Literacy Scale (MBLS).

Design: Online MBLS surveys were administered pre-MHFA training, 3-weeks post-training, and 6-months posttraining.

Setting: Mental Health First Aid trainings carried out across the United States.