Universities human 60 university 60 Humans 59 female 46 Female 42 male 41 Students 39 student 39 Male 37 adult 37 Young Adult 34 young adult 33 psychology 30 Adolescent 28 adolescent 28 Adult 24 Philosophy & theory of education 22 Education 20 controlled study 17 questionnaire 17 Article 16 major clinical study 14 Surveys and Questionnaires 13 article 13 cross-sectional study 12 Cross-Sectional Studies 10 Development studies 10 United States 10 human experiment 10