Map of Simcoe Muskoka

Alcohol & Drugs

NAS Hospital Admissions

By Maternal Age
By Material Deprivation

Neonatal abstinence syndrome (NAS) is a condition where a baby is exposed to addictive drugs (like opioids) while in the mother’s womb and has become dependent on the drug. The baby can experience withdrawal symptoms shortly after birth.

In 2019 in Simcoe Muskoka, there were 69 infants that were admitted to hospital for NAS for a rate of 12.7 (9.9, 16.2) admissions per 1,000 live hospital births. This was double the Ontario NAS rate of 5.7 (5.3, 6.1) admissions per 1,000 live hospital births.

The NAS rates increased significantly in Simcoe Muskoka from 2003 to 2013, but the rates have leveled off since 2013. The provincial NAS rates have been steadily increasing over the 17-year time period from 2013 to 2019. The NAS rates in Simcoe Muskoka have been significantly higher than the provincial rates since 2009.


By Maternal Age

Between the years 2003 and 2018 among Simcoe Muskoka infants admitted to hospital for NAS, over ninety per cent were newborns that were one day old or less. In Simcoe Muskoka, the rate of newborns admitted to hospital with NAS is significantly higher among younger mother (less than twenty-five years of age) when compared with older mothers (twenty-five years and older). Newborn NAS hospital admission rates increased significantly across all maternal age groups when comparing the most recent time period (2014-2018) to the time period from ten years earlier (2004-2008).


By Material Deprivation

For the time period from 2014 to 2018 (combined) in Simcoe Muskoka, NAS hospital admission rates were highest among infants living in areas with the highest amount of material deprivation (as measured by the 2016 Ontario Marginalization Index).


Page last updated October 6, 2020