Year | Number of Seroconversions, n | Observed person-years (PYs) | Incidence Per 100 PYs | 95% CI |
---|---|---|---|---|
2012–2013 | 113 | 1253 | 9.02 | (7.46–10.78) |
2014–2015 | 119 | 2034 | 5.85 | (4.86–6.97) |
2016–2017 | 122 | 2245 | 5.43 | (4.53–6.46) |
2018 | 27 | 874 | 3.09 | (2.07–4.41) |
Total | 381 | 6406 | 5.95 | (5.37–6.56) |