Table 4.
Distribution of confirmed cases of Ebola virus disease among enumerated contacts and contacts of contacts in all clusters
|
Eligible adults assigned to immediate vaccination |
All eligible adults assigned to delayed vaccination |
Eligible adults not assigned |
Non-eligible*participants (not vaccinated) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Immediately Vaccinated | Never vaccinated | Immediately Vaccinated | Never vaccinated | All assigned to immediate vaccination | All assigned to delayed vaccination | All not assigned | |||
| Contacts and contacts of contacts (clusters) | 2119 (51) | 1113 (48) | 3096 (47) | 1677 (19) | 329 (10) | 1307 (50) | 1461 (47) | 739 (19) | |
| Attack rates | |||||||||
| Overall | 11/2119 (0·5%) | 16/1113 (1·4%) | 37/3096 (1·2%) | 10/1677 (0·6%) | 1/329 (0·3%) | 9/1307 (0·7%) | 13/1461 (0·9%) | 8/739 (1·1%) | |
| Onset <10 days since being randomly assigned | 11/2111 (0·5%) | 9/1113 (0·8%) | 21/3096 (0·7%) | 10/1677 (0·6%) | 1/329 (0·3%) | 6/1307 (0·5%) | 7/1461 (0·5%) | 6/739 (0·8%) | |
| Onset ≥10 days since being randomly assigned | 0/2108 | 7/1104 (0·6%) | 16/3075 (0·5%) | 0/1667 | 0/328 | 3/1301 (0·2%) | 6/1454 (0·4%) | 2/733 (0·3%) | |
| Clusters affected by cases with onset ≥10 days after being randomly assigned | |||||||||
| 0 cases | 51/51 (100%) | 44/48 (91·7%) | 40/47 (85·1%) | 19/19 (100%) | 10/10 (100%) | 48/50 (96%) | 44/47 (93·6%) | 17/19 (89·5%) | |
| 1 case | .. | 2/48 (4·2%) | 3/47 (6·4%) | .. | .. | 1/50 (2%) | 2/47 (4·3%) | 2/19 (10·5%) | |
| 2 cases | .. | 1/48 (2·1%) | 2/47 (4·3%) | .. | .. | 1/50 (2%) | .. | .. | |
| 3 cases | .. | 1/48 (2·1%) | 1/47 (2·1%) | .. | .. | .. | .. | .. | |
| 4 cases | .. | .. | .. | .. | .. | .. | 1/47 (2·1%) | .. | |
| 6 cases | .. | .. | 1/47 (2·1%) | .. | .. | .. | .. | .. | |