Observational study examines the impact of lecture attendance on exam performance in biochemistry students, highlighting implications for academic support systems.
Key Points
This study investigates the connection between lecture attendance and examination performance in higher education.
Repeated cross-sectional observational study over three years
Analyzed attendance data from 725 biochemistry students
Used Spearman correlation analysis to assess attendance and performance relationship
Strong positive correlation found (ρ ≈ 0.84) between attendance and exam outcomes
100% of students attending ≥77% passed the exam on the first attempt
Only 20% of students with 54%-69% attendance passed, indicating a clear threshold effect