| Exposure period | Latent period | Event accrual period | |||
---|---|---|---|---|---|---|
Follow-up | Baseline to 3rd f/u | 4th f/u | 5th f/u | 6th f/u | 7th f/u | 8th f/u |
Year range | 2001–2008 | 2009–2010 | 2011–2012 | 2013–2014 | 2015–2016 | 2017–2018 |
Total, n | 5843 | 5843 | 5426 | 5017 | 5133 | 4983 |
Incidence cases, n | Â | Â | 76 | 61 | 65 | 76 |
Incidence rate per 2 years | Â | Â | 1.40 | 1.22 | 1.27 | 1.53 |