caregiver human 122 female 92 male 91 Humans 85 adult 67 child 65 Article 55 Male 51 Caregivers 49 Female 49 controlled study 48 major clinical study 45 Child 44 article 38 psychology 37 adolescent 33 questionnaire 33 Adult 30 Adolescent 27 preschool child 27 child parent relation 26 Child, Preschool 25 aged 24 Surveys and Questionnaires 22 middle aged 21 Parents 20 human experiment 19 Middle Aged 17 clinical article 17