HIV Testing & Womens Attitudes on HIV Vaccine Trials

There are 16 pairs of messages varying in sidedness. Arm 1 is a no message control condition regarding HIV testing + a no message control condition regarding trial participation. Arm 2 is control + a 1-sided message. Arm 3 is control + a trivial 2-sided message. Arm 4 is control + a major 2-sided message. Arm 5 is a 1-sided message + a control. Arm 6 is a 1-sided message + a 1-sided message. Arm 7 is a 1-sided message + a trivial 2-sided message. Arm 8 is a 1-sided message + a major2-sided message. Arm 9 is a trivial 2-sided message + a control. Arm 10 is a trivial 2-sided message + a 1-sided message. Arm 11 is a trivial 2-sided message + a trivial 2-sided message. Arm 12 is a trivial 2-sided message + a major 2-sided message. Arm 13 is a major 2-sided message + a control. Arm 14 is a major 2-sided message + a 1-sided message. Arm 15 is a major 2-sided message + a trivial 2-sided message. Arm 16 is a major 2-sided message + a major2-sided message.