1. Ms. Bouchery, Ms. Siegwarth, Ms. Natzke, Ms. Lyons, Ms. Miller, Dr. Ireys, and Dr. Brown are with Mathematica Policy Research, Washington, D.C. At the time of this research. Ms. Argomaniz, an independent consultant, was affiliated with Kitsap Mental Health Services, Bremerton, Washington, where Ms. Doan is affiliated.