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136 studies found for:    ("sex behavior" OR "sexual behavior" OR "sex risk behavior") AND (teen OR adolescent) | Open Studies
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Rank Status Study
1 Recruiting Efficacy Trial of a Brief Parent-Based Adolescent Sexual Health Intervention
Conditions: Increase HPV Vaccination Uptake;   Delay Sexual Debut
Interventions: Behavioral: Families Talking Together Plus (FTT+HPV);   Behavioral: Brief motivational interviewing (BMI)
2 Recruiting A Parent-Based Intervention to Reduce Sexual Risk Behavior in Adolescents
Condition: Behavior and Behavior Mechanisms
Interventions: Behavioral: Families Talking Together;   Behavioral: Active Control on Hygiene & Nutrition
3 Recruiting An Evaluation of Re:MIX: a Teen Pregnancy Prevention Program With Young Parents as Peer Educators, EngenderHealth
Conditions: Sexual Behavior;   Unprotected Sex
Intervention: Behavioral: Re:MIX, a multi-layer comprehensive teen pregnancy prevention intervention aimed at reducing pregnancy and STIs among youth ages 13-17
4 Recruiting Development and Testing of a Clinic-Based Intervention to Increase Dual Protection Against Unintended Pregnancy and Sexually Transmitted Diseases (STDs) Among High Risk Female Teens
Conditions: Pregnancy;   Sexually Transmitted Diseases
Interventions: Behavioral: Interactive multimedia platform;   Behavioral: Intervention arm counseling;   Behavioral: Standard of care counseling
5 Recruiting Engendering Healthy Masculinities to Prevent Sexual Violence
Conditions: Violence;   Sexual Assault
Interventions: Behavioral: Intervention Program (Manhood 2.0);   Behavioral: Control Program (Job Skills Training)
6 Recruiting Improving Adolescent Health Outcomes Through Preventive Care Transformation
Conditions: Sexually Transmitted Diseases;   Depression Diagnosis;   Substance Use Disorders
Intervention: Behavioral: Adolescent CDSS
7 Recruiting JUEGA: A Fun Study for Hispanic/Latino Adolescent Girls
Condition: Pregnancy in Adolescence
Interventions: Behavioral: Mighty Girls;   Behavioral: Game Girls
8 Recruiting The P4 Intervention Study to Improve Adolescent Health
Condition: Adolescent Behavior
Interventions: Behavioral: Sexual Health;   Behavioral: Alcohol Prevention;   Behavioral: Teen Driving
9 Recruiting 'HI-4-TU' Study: Health Improvement for Teen Ugandans Study
Conditions: Pregnancy;   Human Immunodeficiency Virus;   Sexually Transmitted Diseases
Interventions: Behavioral: enhanced group support;   Behavioral: enhanced individual support
10 Not yet recruiting eHealth Evidence-based Intervention (EBI) for Latino Youth in Primary Care
Conditions: Sexual Risk Behavior;   Drug Use;   Family Functioning
Intervention: Behavioral: eHealth Familias Unidas Primary Care
11 Recruiting Brief Intervention for Teen Pregnancy Prevention
Condition: Teen Pregnancy Prevention
Intervention: Behavioral: Teens Exploring and Managing Prevention Options (TEMPO)
12 Recruiting Impact of Sources of Strength Youth Suicide Program on Sexual Violence Prevention Among Colorado High School Students
Conditions: Suicide;   Sexual Violence
Intervention: Behavioral: sources of strength
13 Not yet recruiting Health-E You: Reducing Unintended Pregnancies Among Hispanic Adolescents
Conditions: Unprotected Sex;   Unsafe Sex
Intervention: Behavioral: Health-E You: a computer-based intervention to improve the use of effective contraception among Hispanic adolescents
14 Not yet recruiting Reducing HIV Vulnerability Through A Multilevel Life Skills Intervention For Adolescent Men
Conditions: HIV Infections;   Sexually Transmitted Diseases;   Sexual Behavior;   Adolescent Behavior;   Homosexuality
Interventions: Behavioral: Life Skills Coaching;   Behavioral: Community Resources
15 Recruiting Girl2Girl: Harnessing Text Messaging to Reduce Teenage Pregnancy Among LGB Girls
Condition: Teenage Pregnancy
Intervention: Behavioral: Girl2Girl
16 Recruiting HIV and Sexually Transmitted Infection Prevention Intervention in the Northwest Territories
Conditions: HIV;   Sexually Transmitted Diseases
Intervention: Behavioral: FOXY
17 Not yet recruiting Digital Star: HIV Prevention for Youth in Mental Health Treatment
Conditions: Human Immunodeficiency Virus;   Mental Health
Interventions: Behavioral: D*STAR;   Behavioral: D*HEALTH
18 Recruiting Making Healthy Decisions
Conditions: Pregnancy, Abdominal;   Sexual Behavior;   Sexually Transmitted Infection;   Sexually Transmitted Diseases;   Dietary Modification;   Eating Behaviors
Interventions: Behavioral: Your Move;   Behavioral: Eat Smart
19 Recruiting Evaluation of an Intervention for Adolescent Girls in Karnataka
Condition: Secondary School Entry and Completion
Intervention: Behavioral: Educational enhancement intervention
20 Not yet recruiting Stepped Care for Youth Living With HIV
Conditions: HIV;   Mental Health;   Illicit Substance Use;   Sexually Transmitted Infections (STI)
Interventions: Behavioral: Level 1;   Behavioral: Level 2;   Behavioral: Level 3

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Study has passed its completion date and status has not been verified in more than two years.