Table 4 Average overall illness attack rates and total costs of interventions with 70% vaccination coverage
From: Reactive strategies for containing developing outbreaks of pandemic influenza
Intervention1 | Delay in Initiation of Vaccination2 | No Post-initiation Vaccination Delays | Post-initiation Vaccination Delays3 | ||
|---|---|---|---|---|---|
| 听 | 听 | Attack Rate (%) | Cost (US$m) | Attack Rate (%) | Cost (US$m) |
VL | Pre-vaccination | 12.0 | 47.0 | 听 | 听 |
VL | Reactive, no delay | 22.2 | 71.1 | 22.4 | 71.6 |
VL | 30-day delay | 22.7 | 72.4 | 24.1 | 75.7 |
VL | 60-day delay | 27.1 | 83.0 | 30.4 | 89.4 |
VM | Pre-vaccination | 0.2 | 19.3 | 听 | 听 |
VM | Reactive, no delay | 2.2 | 25.6 | 4.6 | 29.7 |
VM | 30-day delay | 8.1 | 39.5 | 13.3 | 50.2 |
VM | 60-day delay | 22.6 | 74.0 | 27.6 | 83.0 |
VL+A | Pre-vaccination | 3.3 | 28.3 | 听 | 听 |
VL+A | Reactive, no delay | 17.3 | 61.1 | 17.7 | 62.0 |
VL+A | 30-day delay | 17.9 | 62.5 | 18.4 | 63.9 |
VL+A | 60-day delay | 19.9 | 67.4 | 22.0 | 72.4 |
VM+A | Pre-vaccination | 0.1 | 20.7 | 听 | 听 |
VM+A | Reactive, no delay | 0.6 | 22.0 | 1.2 | 23.3 |
VM+A | 30-day delay | 2.4 | 26.2 | 4.4 | 30.9 |
VM+A | 60-day delay | 6.6 | 36.1 | 12.2 | 49.1 |
VL+S | Pre-vaccination | 0.7 | 22.0 | 听 | 听 |
VL+S | Reactive, no delay | 5.9 | 46.0 | 7.5 | 53.1 |
VL+S | 30-day delay | 9.5 | 63.0 | 11.0 | 70.6 |
VL+S | 60-day delay | 13.3 | 82.6 | 15.4 | 96.6 |
VM+S | Pre-vaccination | 0.04 | 19.1 | 听 | 听 |
VM+S | Reactive, no delay | 0.2 | 19.7 | 0.7 | 22.0 |
VM+S | 30-day delay | 1.5 | 25.9 | 3.2 | 34.7 |
VM+S | 60-day delay | 6.4 | 51.2 | 9.8 | 69.1 |
VL+A+S | Pre-vaccination | 0.2 | 21.3 | 听 | 听 |
VL+A+S | Reactive, no delay | 1.8 | 28.4 | 2.6 | 32.0 |
VL+A+S | 30-day delay | 2.9 | 33.6 | 3.2 | 35.2 |
VL+A+S | 60-day delay | 3.8 | 37.8 | 4.6 | 41.7 |
VM+A+S | Pre-vaccination | 0.02 | 20.6 | 听 | 听 |
VM+A+S | Reactive, no delay | 0.1 | 20.1 | 0.2 | 21.6 |
VM+A+S | 30-day delay | 0.5 | 22.8 | 0.7 | 23.8 |
VM+A+S | 60-day delay | 1.2 | 26.1 | 1.4 | 27.4 |