The rate of hospitalisation for influenza among the high risk population who visit a physician was 1.09%. The proportion of the population experiencing influenza-like symptoms who actually have influenza was 70%.
For the zanamivir-treated group, 100% of patients who consult the physician within 36 hours of symptom onset would be prescribed zanamivir, compared with none in the current treatment group.
The proportion of patients treated with antibacterials, either at the first visit or subsequent visits, was 14% for influenza or ILI patients treated with zanamivir and 38% for influenza or ILI patients not treated with zanamivir.
For the zanamivir-treated group, the number of days to alleviate major symptoms was 5 for influenza-positive patients and 6.42 for ILI patients.
For the current treatment group, the number of days to alleviate major symptoms was 8.24 for influenza-positive patients and 7.36 for ILI patients.
The probability of complications was 0.14 for the zanamivir-treated group and 0.46 for the current treatment group.