Shocking figures show flu jab worked on just one in three people last winter0

• News
• September 13, 2015

The vaccine was effective in just 34% of cases – far lower than the normal 50% success rate. The jab for kids was only slightly better at 35%. The problems were due to a “mismatch” between the strain of influenza used when creating the vaccine and the strain that spread across the country last winter.