Table 4 Heartworm prevalence in Colorado and the USA by year
From: Dog importation and changes in heartworm prevalence in Colorado 2013–2017
Year | Colorado | USA | ||
|---|---|---|---|---|
Prevalence (%) | Percent Change Since 2013 | Prevalence (%) | Percent Change Since 2013 | |
2013 | 0.498 | – | 1.11 | – |
2014 | 0.495 | −0.6 | 1.18 | 6.3 |
2015 | 0.706 | 41.8 | 1.23 | 10.8 |
2016 | 0.776 | 55.8 | 1.28 | 15.3 |
2017 | 0.840 | 68.7 | 1.34 | 20.7 |