In the raw data, regular mask-wearers had a 74-75% higher risk of testing positive for Covid.
https://www.cambridge.org/core/journals/epidemiology-and-infection/article/association-between-face-mask-use-and-risk-of-sarscov2-infection-crosssectional-study/0525AD535D10FDCDF0C52603B50E7A1E#article