| Year 1 | Year 2 |
Number of students registered in 4-wks module | 487 | 368 |
Number of students, data available (questionnaire and enrolment system data) | 405 (83%) | 275 (75%) |
Gender (female vs. male) | 65% vs. 35% | 68% vs. 32% |
Number of students that enrolled (system) and attended (self-reported) optional laboratory sessions | 340 (84%) | 238 (86%) |
Number of students that enrolled (system) but did not attend (self-reported) optional laboratory sessions | 23 (6%) | 8 (3%) |
Number of students that did not enroll (system) but attended (self-reported) optional laboratory sessions | 18 (4%) | 13 (5%) |
Number of students that did not enroll (system) nor attended (self-reported) optional laboratory sessions | 24 (6%) | 16 (6%) |