Table 4.

CHW roles in comprehensive national programmes

Health extension worker (source: [97])	Health surveillance assistance (sources: compiled from [41, 98])	Behvarz (source: [99])
Family health: • Family planning • Maternal, newborn and child health • Nutrition • Vaccination Disease prevention and control: • HIV/AIDS and STDs • Tuberculosis • Malaria • First aid Hygiene and environmental sanitation: • Construction and maintenance of sanitary latrines • Solid and liquid waste disposal • Water supply safety • Control of insects and rodents • Food hygiene and safety • Personal hygiene • Healthy home environment Health education and communication	Environmental health: • Hygiene, sanitation and water supply • Disease surveillance and outbreak response • Vector and vermin control Maternal-child health: • Immunization, vitamin A, de-worming; growth monitoring, nutritional supplementation, tetanus vaccination; • Integrated community case management Reproductive health: • Condoms and oral and injectable contraceptives HIV/TB: • Testing/screening, follow-up, drug dispensing Treatment and referral of minor ailments Community education Training and supervision of village health councils	Annual census Providing basic health care: • Maternal and child health, delivery • Family planning • Oral health • Youth and elderly health • Community-based rehabilitation Preventive activities: • Health education, screening Disease management: • Communicable and non-communicable diseases School health: • School environment • Screening Environmental health: • Food safety, sanitation, safe water Occupational health Collaborations: • Rural health councils • Family doctors Promoting community participation and inter-sectoral collaboration