Distributional Properties and Criterion Validity of a Shortened Version of the Social Responsiveness Scale: Results from the ECHO Program and Implications for Social Communication Research

Kristen Lyall, Mina Hosseini, Christine Ladd‐Acosta, Xuejuan Ning, Diane Catellier, John N. Constantino, Lisa Croen, Aaron J. Kaat, Kelly N. Botteron, Nicole R. Bush, Stephen R. Dager, Cristiane S. Duarte, M. Daniele Fallin, Heather C. Hazlett, Irva Hertz‐Picciotto, Robert M. Joseph, Margaret R. Karagas, Susan Korrick, Rebecca Landa, Daniel S. Messinger, Emily Oken, Sally Ozonoff, Joseph Piven, Juhi Pandey, Sheela Sathyanarayana, Robert T. Schultz, Tanya St. John, Rebecca J. Schmidt, Heather E. Volk, Craig J. Newschaffer, program collaborators for Environmental influences on Child Health Outcomes, D. K. Benjamin, P. Brian Smith, K. L. Newby, Lisa P. Jacobson, Corette B. Parker, Richard Gershon, David Cella, Susan L. Teitelbaum, Robert O. Wright, Kenneth M. Aldous, Timothy R. Fennell, Stephen S. Hecht, Leigh Peterson, Barbara O’Brien, J. Y. Lee, John A. Snowden, Cristiane S. Duarte, Irva Hertz‐Picciotto, Margaret R. Karagas, K. Karr, L. Trasande, Craig J. Newschaffer, Emily Oken, Michael O’Shea