Additional file 2 of Estimating transmission probability in schools for the 2009 H1N1 influenza pandemic in Italy

Files of data on school A. Each row corresponds to a student for which we received the filled questionnaire. In the column ‘classe’ there is the name of the class (the 1st digit is the grade); in ’nstud’ the number of students in that class; in ‘infected’ whether that student showed ILI symptoms (1) or not (0); in ‘home’ the number of household members infected before that student (−1 if infected =0); ’day’ and ’month’ the date of ILI occurrence (−1 if infected =0). (TXT 4 kb)