Characteristics of community health workers and trainers
| Study | Type of health workers (country of study) | CHWs (n) | Sex | Age | Education | Relation to health system | Trainers |
| Abrahams Gessel et al 51 | Community health worker (Bangladesh, Guatemala, Mexico and South Africa) | 64 | 84% females | Not reported | B: secondary to master’s degree, G: secondary, M: secondary, SA: secondary | B: NGO employed G: NGO employed M: Government employed SA: NGO employed | Health professionals: physicians, nurses, and nutritionists |
| Da Silva et al 48 | Community health agents (Brazil) | 37 | 90.9% females | 50% of CHWs were up to 40 years | Secondary (67.3%) | Government employed | Researchers |
| Fatmah49 | Cadres posbindu and community health centre staff (Indonesia) | 45 | 100% females | Mean age 43.3 | Primary (26.7%), secondary (46.7%), diploma (26.7%) | Government employed | Not reported |
| Ku and Kegels53 | Barangay health worker (Philippines) | 87 | Not reported | Not reported | Primary (8%), secondary (42%), university (50%) | Government employed | Principal investigators and trained nurses |
| Nishtar et al 54 | Female health worker (Pakistan) | 299 | 100% females | Not reported | Not reported | Government employed | Heartfile Officer (project officer) |
| Sangprasert47 | Healthcare volunteer (Thailand) | 75 | 75% females | Mean age 49.5 | Primary (56.4%), secondary (30.1%), diploma (9.7%), university (3.8%) | Volunteers | Not reported |
| Seyed Emami et al 50 | Health volunteer (Iran) | 80 | 100% females | Not reported | Primary (39.0%), secondary (48.1%), university (12.2%) | Volunteers | Not reported |
| Sranacharoenpong and Hanning52 | Community healthcare worker (Thailand) | 35 | 97% Females | 25–34 years (17%), 35–44 years (63%), 45–54 years (20%) | Diploma (5.7%), university (88.6%), master’s (5.7%) | Government employed | Not reported |
B, Bangladesh; CHW, community health worker; G, Guatemala; M, Mexico; NGO, non-governmental organisation; SA, South Africa.