Child 2 Cross-Sectional Studies 2 Humans India 2 Oral Health 2 child 2 cross-sectional study health human 2 oral health 2 Absenteeism 1 Academic Performance 1 Adolescent 1 Child Oral Health Impact Profile scale 1 Dental Caries 1 Female 1 Health Knowledge, Attitudes, Practice 1 Health Services Needs and Demand 1 Health Status 1 Male 1 Oral Hygiene Index 1 Quality of Life 1 Self Concept 1 Surveys and Questionnaires 1 absenteeism 1 academic achievement 1 academic performance 1 adolescent 1 attitude to health 1 dental caries 1