From: Improving undergraduate education of occupational health and occupational medicine appling massive open online courses & problem-based learning
Control group (n = 117)
Study group (n = 121)
Learning preparation
3.31 ± 0.036
3.64 ± 0.025**
Learning process
2.11 ± 0.026
3.22 ± 0.109**
Learning effect
2.63 ± 0.024
3.28 ± 0.029**
Overall satisfaction
2.61 ± 0.016
3.35 ± 0.042**