Table 1
Summary of contextual insights coded among triaged articles in Outbreak Use Case 1, across all epidemiological weeks.
| THEMATIC CODE | NUMBER CODED (N = 861) |
|---|---|
| Clinical presentation | 33 (3.8%) |
| Cluster detection | 12 (1.4%) |
| Environmental conditions | 13 (1.5%) |
| Health behaviours, knowledge, and attitudes | 67 (7.8%) |
| Mass gathering warning | 17 (2.0%) |
| Public health infrastructure | 198 (23.0%) |
| Relaxed restrictions | 11 (1.2%) |
| Vulnerable groups | 69 (8.0%) |
| Mitigation measures: PHSMs | 100 (11.6%) |
| Mitigation measures: MCMs | 341 (39.6%) |

Figure 1
Contextual data identified from EIOS System during Brazil H3N2 influenza outbreak, 2021.
Table 2
Summary of contextual insights coded among triaged articles in Outbreak Use Case 2, across all epidemiological weeks.
| THEMATIC CODE | NUMBER CODED (N = 165) |
|---|---|
| Clinical presentation | 8 (4.8%) |
| Health behaviours, knowledge, and attitudes | 29 (17.6%) |
| Mass gathering warning | 7 (4.2%) |
| Public health infrastructure | 32 (19.4%) |
| Relaxed restrictions | 4 (2.4%) |
| Transmissibility | 3 (1.8%) |
| Vulnerable groups | 22 (13.3%) |
| Mitigation measures: PHSMs | 45 (27.2%) |
| Mitigation measures: MCMs | 15 (9.1%) |

Figure 2
Contextual data identified from EIOS System during Kenya COVID‑19 Omicron surge, 2021.
Table 3
Summary of contextual insights coded among triaged articles in Outbreak Use Case 3, across all epidemiological weeks.
| THEMATIC CODES | NUMBER CODED (N = 71) |
|---|---|
| Clinical presentation | 12 (16.9%) |
| Environmental conditions | 6 (8.4%) |
| Health behaviours, knowledge, and attitudes | 3 (4.2%) |
| Public health infrastructure | 13 (18.3%) |
| Vulnerable groups | 7 (9.9%) |
| Mitigation measures: PHSMs | 12 (16.9%) |
| Mitigation measures: MCMs | 18 (25.4%) |

Figure 3
Contextual data identified from EIOS System during Afghanistan measles outbreak, 2021‑2022.
Table 4
Summary of contextual insights coded among triaged articles in Outbreak Use Case 4, across all epidemiological weeks.
| THEMATIC CODES | NUMBER CODED (N = 129) |
|---|---|
| Clinical presentation | 5 (3.9%) |
| Environmental conditions | 2 (1.6%) |
| Health behaviours, knowledge, and attitudes | 9 (7.0%) |
| Public health infrastructure | 20 (15.5%) |
| Relaxed restrictions | 2 (1.6%) |
| Vulnerable groups | 10 (7.8%) |
| Mitigation measures: PHSMs | 33 (25.6%) |
| Mitigation measures: MCMs | 48 (37.2%) |

Figure 4
Contextual data identified from EIOS System during Nigeria diphtheria outbreak, 2022‑2023.
