moderately significantp = 0.023
A seven-day advance and a seven-day lag of SARS-CoV-2 RNA load exhibited moderately significant correlations with active cases and the combination with self-isolations among fraternities ( r s = 0.418, p = 0.023; r s = 0.478, p = 0.009; r s = 0.424, p = 0.025; r s = 0.473, p = 0.010).