1. Rotterdam Ophthalmic Institute, Rotterdam, The Netherlands 2Department of Biostatistics, Erasmus MC, Rotterdam, The Netherlands
2. Rotterdam Ophthalmic Institute, Rotterdam, The Netherlands
3. Department of Biostatistics, Erasmus MC, Rotterdam, The Netherlands
4. Glaucoma Service, Rotterdam Eye Hospital, Rotterdam, The Netherlands
5. Department of Biostatistics, Erasmus MC, Rotterdam, The Netherlands 4KU Leuven, L-Biostat, Leuven, Belgium