interval; SES, socio-economic status.

[^1]: Funding: this research was sponsored by the U.S. National Institute of Mental Health as a cooperative agreement, through contracts U01MH066687 (Johns Hopkins University), U01MH066688 (Medical University of South Carolina), U01MH066701 (University of California, Los Angeles), and U01MH066702 (University of California, San Francisco). In addition, this work was supported by the HIV Prevention Trials Network (HPTN Protocol 043) of the Division of AIDS of the U.S. National Institute of Allergy and Infectious Diseases, and by the Office of AIDS Research of the U.S. National Institutes of Health. Views expressed are those of the authors, and not necessarily those of sponsoring agencies.

[^2]: Conflict of interests: the authors declare no potential conflict of interests.
Company Overview

Penn Treaty Network America Insurance Company, headquartered in Allentown, Pennsylvania, and its subsidiary, American Network Insurance Company, were placed into rehabilitation by the Pennsylvania insurance commissioner on January 6, 2009. Penn Treaty and American Network provided long-term-care insurance to over 126,000 policyholders in all 50 states and the District of Columbia. The Commissioner filed petitions for liquidation on October 2, 2009 and amended petitions for liquidation on October 23, 2009. The court rejected the petitions in an order dated May 3, 2012.

On July 27, 2016, petitions were filed by the Receiver in the Commonwealth Court of Pennsylvania seeking the liquidation of Penn Treaty and American Network. On March 1, 2017, Penn Treaty and American Network were placed in liquidation by orders of the Commonwealth Court of Pennsylvania.

Company