Fig. 2

Boxplot diagrams of airborne particle counts (a) and microbial reaction rates (b) in the OR environment in response to intraoperative routine procedures of the surgical team in primary cementless THAs. The shaded areas indicate the period when the four surgeons and one scrub nurse were dressed in full-body space suits. Asterisks represent P < 0.05 for Dunn’s post hoc test following the significant Kruskal-Wallis test