Characteristics of included guidelines and good practice statements
| N (%) | |
| Guideline Source (n=200 guidelines) | |
| WHO | 128 (64) |
| Centers for Disease Control and Prevention | 25 (13) |
| Public Health Agency of Canada | 12 (6) |
| European Centre for Disease Prevention and Control | 10 (5) |
| National Institute for Health and Care Excellence | 2 (1) |
| Scottish Intercollegiate Guidelines Network | 2 (1) |
| Other | 21 (11) |
| Field (n=200 guidelines) | |
| Public health | 160 (80) |
| Health policy and systems | 88 (44) |
| Clinical practice | 69 (35) |
| Health technology assessment | 3 (2) |
| World region (n=200 guidelines) | |
| Global | 100 (50) |
| North America | 43 (22) |
| Europe-Central Asia | 41 (21) |
| East-Asian Pacific | 11 (6) |
| South Asia | 3 (2) |
| Middle East-North Africa | 2 (1) |
| Recommendation Topic (n=2375 statements) | |
| Infection Control | 940 (40) |
| Vaccination | 451 (19) |
| Health services and systems | 446 (19) |
| Planning and monitoring | 309 (13) |
| Treatment and rehabilitation | 126 (3) |
| Diagnosis | 52 (2) |
| Screening | 51 (2) |
| Target users (n=2375 statements) | |
| Healthcare providers and professionals | 894 (38) |
| Public health officials | 845 (36) |
| General population | 321 (14) |
| School administrations | 258 (11) |
| Government | 57 (2) |