Assessment of the proportion of under-reporting during the 2007 equine influenza outbreak in New South Wales, Australia.

The research focuses on estimating the number of under-reported cases during the 2007 equine influenza outbreak in Australia. The investigation is based on surveillance results obtained during vaccination, aiming to provide better estimates of illness rates and hinting at potential under-reporting in future outbreaks of other infectious diseases in horses.

Research Objective and Importance

• This research was conducted to estimate the scale of under-reporting during the 2007 equine influenza (EI) outbreak in New South Wales, Australia. Lack of such estimations in the past meant there was no definitive idea about how many horse owners might have failed to report cases to avoid movement restrictions or due to their inability to detect the infection.
• Understanding the extent of under-reporting is critical as it provides an improved indication of the true morbidity during the outbreak. It also helps predict the rate of under-reporting that might occur in future outbreaks of other infectious diseases among horses.

Research Methodology

• The research used the results of surveillance that was carried out along with vaccination during the outbreak.
• Through analyzing this data, they sought to ascertain an estimated proportion of under-reported cases.

Research Outcomes and Implications

• We now have an estimated figure for under-reporting during the 2007 equine influenza outbreak. This not only improves our understanding of that event but also provides essential data for managing and preventing future outbreaks.
• The study underlines the importance of accurate reporting during infectious disease outbreaks in horses. It demonstrates the need for horse owners to recognize symptoms and report accurate information, as failure to do so can result in an underestimation of the disease scale and hamper control measures.