TABLE. Adverse events following immunization (AEFIs) after a mass yellow fever vaccination campaign, identified through active surveillance system — Matadi Health Zone, Kongo Central Province, Democratic Republic of the Congo, September 2016.
| Patient | Sex | Age (yrs) | Date reported | Vaccine receipt to onset (days) | Description of AEFI (other associated medical conditions)* | Provisional classification peripheral level | Outcome |
|---|---|---|---|---|---|---|---|
| 1† |
F |
23 |
5/27/2016 |
2 |
Cutaneous allergic reaction, rash, itching |
Nonserious |
Recovered |
| 2 |
M |
16 |
5/28/2016 |
3 |
Unexplained fever |
Nonserious |
Recovered |
| 3 |
M |
25 |
5/28/2016 |
2 |
Gastrointestinal syndrome, vomiting, fever |
Nonserious |
Recovered |
| 4† |
M |
59 |
5/30/2016 |
2 |
Cutaneous allergic reaction, rash, itching |
Nonserious |
Recovered |
| 5† |
F |
36 |
5/30/2016 |
2 |
Injection-site pain and erythema, tiredness, muscle pain |
Nonserious |
Recovered |
| 6 |
M |
3 |
5/30/2016 |
3 |
Undetermined hematuria and tiredness |
Nonserious |
Recovered |
| 7† |
F |
26 |
5/31/2016 |
2 |
Cutaneous allergic reaction, rash, itching |
Nonserious |
Recovered |
| 8† |
F |
49 |
5/31/2016 |
2 |
Cutaneous allergic reaction, rash, itching |
Nonserious |
Recovered |
| 9† |
F |
14 |
5/31/2016 |
2 |
Cutaneous allergic reaction, rash, itching, fever |
Nonserious |
Recovered |
| 10† |
F |
45 |
5/31/2016 |
2 |
Cutaneous allergic reaction, rash, itching, allergic reaction on lips |
Nonserious |
Recovered |
| 11† |
M |
29 |
6/1/2016 |
2 |
Cutaneous allergic reaction, rash, itching, injection site pain and erythema |
Nonserious |
Recovered |
| 12 |
F |
25 |
6/1/2016 |
3 |
Allergic reaction on lips |
Nonserious |
Recovered |
| 13 |
F |
7 |
6/2/2016 |
2 |
Gastrointestinal syndrome, muscle pain, injection-site pain and erythema (severe malaria and urinary tract infection) |
Serious |
Recovered after 7-day hospitalization |
| 14 |
M |
17 |
6/4/2016 |
2 |
Eye allergic reaction, conjunctivitis |
Nonserious |
Recovered |
| 15 | F | 22 | 6/11/2016 | 5 | Spontaneous abortion of an unrecognized early pregnancy (endometritis) | Serious | Recovered after 7-day hospitalization |
Abbreviations: AEFI = adverse event following immunization; F = female; M = male.
* Descriptions based on the Expanded Program on Immunization AEFI investigation forms, which were revised based on recommendations in the World Health Organization field guide for surveillance of AEFIs following yellow fever vaccination.
† Detected by the routine passive surveillance system.