Varicella vaccine radically reduces hospitalisation rates
New data from the National Centre for Immunisation Research and Surveillance (NCIRS) show that in the first four years after it was added to the NIP, hospitalisations overall declined by 38%.
Reduced rates in children aged under 18 months and adults aged up to 40 years suggested substantial herd immunity, said NCIRS deputy director of government programs, Associate Professor Kristine Macartney.
Professor Macartney said the reductions amounted to more than 2100 averted hospitalisations overall and about 1100 in children up to age four.
Vaccination rates, however, have plateaued out at about 83% nationally for