Y X Tay, G Y H Ng, M Xue, C X Y Lim, C-W Hsiao, Y-M Wei, C C-P Ong
Gear up and get ready': Collaborative curriculum for radiographers supporting percutaneous nephrolithotomy in the operating theatre
Radiography (London, England : 1995)
effort reduce viral transmission many schools reduced class sizes recent pandemic yet effect class size transmission unknown used data project star randomized controlled trial 10816 tennessee elementary students assigned random smaller classes 13 17 students larger classes 22 26 students 198589 merged project star schools data local deaths pneumonia influenza 122 cities mortality report system using mixed effects linear poisson negative binomial regression estimated main effect smaller classes absence used interaction test whether effect small classes absence larger community pneumonia influenza prevalence high small classes reduced absence 043 daysyear 95 ci 006 080 p 005 small classes significant interaction community pneumonia influenza mortality 95 ci 027 030 p 090 indicating reduction absence due small classes larger community disease prevalence high small classes reduced absence reduction larger disease prevalence high reduction absence necessarily achieved reducing infection small classes may suffice reduce spread respiratory viruses