Characteristics of 1,666 persons with HIV infection prescribed primary prophylaxis against Pneumocystis jirovecii pneumonia (PCP), by nonadherence to prophylaxis – Supplement to HIV/AIDS Surveillance (SHAS) project, 2000–2004.

*Column percentages may not total 100% because of rounding.†P-value ‡Regions defined by U.S. Census Bureau; for SHAS sites included in this analysis, Northeast comprises NJ, CT, and PA; South comprises GA, MD, FL, SC, DE, and TX; Midwest comprises IL, KS, MI, and MN; and West comprises AZ, CA, CO, NM, and WA.±Other responses included correctional institution, refused to answer, and other responses which did not fit into the listed response categories.§Categories are mutually exclusive.||Defined as answering yes to at least 2 of the CAGE screening questions and reporting alcohol use in the past year.