IRCT20110425006284N12 IRCT 2018-12-01 Tehran University of Medical Sciences Effect of education, based on the Theory of Planned Behavior on preventive behaviors of Sexually transmitted disease in women Effect of education, based on the Theory of Planned Behavior on preventive behaviors of Sexually transmitted disease in women 2017-12-22 anticipated 120 Complete https://irct.ir/trial/32176 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Education/Guidance, Randomization description: The random allocation between two groups (Intervention and control) is done by using closed envelopes that are selected by the participants, which determine which group of intervention or control the participants are allocated to. N/A Sexually transmitted disease. Intervention 1: The intervention group: First, the researcher-made questionnaire is completed by all subjects. Then, the training program for the intervention group is held in four sessions lasting 75 minutes. The planned behavior theory is used for training. Immediately and two months after the intervention the questionnaires are completed by the subjects again. Intervention 2: Control group: No training intervention is made for the control group. They receive educational booklet two months after the intervention. Immediately and two months after the intervention, questionnaires are completed by the samples in control group. No - There is not a plan to make this available Justification or reason for not sharing IPD is There is no more information