Patterns of Mental Health Service Utilization and Substance Use Among Adults, 2000 and 2001

Appendix C, Equations 6-7

Two suppression rules are shown. The first indicates suppressions occurred when the relative standard error of the negative of the natural logarithm of estimated proportion, p hat, was greater than 0.175 and the estimated proportion, p hat, was less than or equal to 0.5. The second indicates suppressions also occurred when the relative standard error of the negative of the natural logarithm of 1 minus p hat was greater than 0.175 and the estimated proportion, p hat, was greater than 0.5.

Return to Appendix C, Equations 6-7

This page was last updated on June 16, 2008.

SAMHSA, an agency in the Department of Health and Human Services, is the Federal Government's lead agency for improving the quality and availability of substance abuse prevention, addiction treatment, and mental health services in the United States.