Table 1.

Adolescent vulnerability

Behavioral vulnerability

The age of experimentation

Gender power imbalance

Adolescents going away from home for studying

High risk behavior

Biological vulnerability

Anatomical and physiological vulnerability

Economic vulnerability

Commercial sex workers

Migrant population

Child labor

Human trafficking

Social vulnerability

Early age of marriage

Early child bearing

Marriage with an older, sexually active male

Non-consensual sex

Coercive sex

Child abuse

Inadequate sex education

Limited access to information and counseling

Limited access to STD treatment facilities