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Changes from pretest to posttest scores in HIV/AIDS-related knowledge, attitudes, and intentions among participants in a community health worker HIV/AIDS intervention in three southwestern U.S. cities, April–June 2008
aOn a scale from 0 to 8, where 0 = low and 8 = high
bOn a scale from 1 to 5, where 1 = low and 5 = high
HIV = human immunodeficiency virus
AIDS = acquired immunodeficiency syndrome
CI = confidence interval
