Methodology | Origin of data | VC for seasonal influenza vaccine in 2010/2011 (95% CI) | |
---|---|---|---|
6m-64yo with chronic illness | ≥65yo | ||
Administrative data | CNAMTS administrative data (general population) [9] | 33.1% | 54.0% |
Cross-sectional national telephone survey | French Institute for public health surveillance's survey (general population) [11] | 46.6% (39.7-53.6) | 61.0% (56.7-65.0) |
Standardized survey on a randomly assigned single day in general practice | Patients of GPs of the French Sentinelles Network (present study) | 32% (28–36) | 72% (70–75) |