Pearson’s correlation coefficients of the four syndrome groups between the SID-SSS and the ED-SSS in Taipei City, 1 January, 2010 to 31 August, 2011.

SID-SSS: School-based Infectious Disease Syndromic Surveillance SystemED-SSS: Emergency Department-based Syndromic Surveillance SystemCorrelation: Pearson’s correlation coefficientEVI: enterovirus-like illness; ILI: influenza-like illnessSemester 1 (Week 8–26, 2010) Semester 2 (Week 35, 2010-Week 3, 2011) Semester 3 (Week 7–26, 2011)LNY: Lunar New Year, SMV: Summer Vacation**. Correlation was significant at the 0.01 level (2-tailed).*. Correlation was significant at the 0.05 level (2-tailed).N.A.: Cannot be computed since none of the variables is constant in the SID-SSS.Pearson’s correlation coefficients of the four syndrome groups between the SID-SSS and the ED-SSS in Taipei City, 1 January, 2010 to 31 August, 2011.