Characteristics of time-series charts analysed (n=135)
| Characteristic | No | Percentage |
| Topic | ||
| Maternal, reproductive, newborn and child health | 92 | 68 |
| HIV/AIDS and tuberculosis | 30 | 22 |
| Malaria and other topics | 13 | 10 |
| Region (countries included) | ||
| Africa (Benin, Niger, Rwanda, Tanzania, Uganda) | 81 | 60 |
| Latin America (Bolivia, Ecuador, Guatemala, Honduras, Nicaragua) | 41 | 30 |
| Eurasia (Russia) | 11 | 8 |
| Asia (Vietnam) | 2 | 2 |
| Facility type | ||
| Hospitals only | 70 | 52 |
| Hospitals and health centres | 45 | 33 |
| Health centres only | 20 | 15 |
| Phase | ||
| Demonstration | 91 | 67 |
| Expansion/spread | 44 | 33 |
| Indicator type | ||
| Simple process indicator | 46 | 34 |
| Multiple criteria process indicator | 62 | 46 |
| Client knowledge or behaviour outcome indicator | 12 | 9 |
| Health outcome indicator | 15 | 11 |