Table 2 Swimmer puppy incidence by year
From: Factors contributing to the swimmer puppy syndrome found in Labrador retrievers
Birth year | Number of births | Total number of puppies | Total number of swimmer puppies | Incidence rate (%) |
|---|---|---|---|---|
2011 | 18 | 92 | 2 | 2.2 |
2012 | 15 | 75 | 2 | 2.7 |
2013 | 10 | 41 | 1 | 2.4 |
2014 | 13 | 68 | 9 | 13.2 |
2015 | 13 | 73 | 0 | 0 |
2016 | 13 | 83 | 2 | 2.4 |
2017 | 1 | 4 | 0 | 0 |
total | 83 | 436 | 16 | 3.7 |