Additional file 1 of Quantifying Collision Frequency and Intensity in Rugby Union and Rugby Sevens: A Systematic Review

Additional file 1: Table S1. Methodological quality assessment of the final full text articles according to Downs et al. [30]. Table S2. Characteristics of studies using microtechnology to record collisions during match-play or training sessions. Table S3. Characteristics of studies using video-based analysis to record collisions during match-play or training sessions.