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Table 1 Risk of ed. febrile seizure presentations by month of year

From: Snotwatch: an ecological analysis of the relationship between febrile seizures and respiratory virus activity

Month Risk Ratio 99% CI P-value
January* 0.72 0.57, 0.91 0.0002
February 0.86 0.69, 1.07 0.08
March 0.94 0.76, 1.16 0.46
April (Reference) 1.00
May* 1.37 1.12, 1.66 < 0.0001
June* 1.76 1.46, 2.12 < 0.0001
July* 1.82 1.51, 2.19 < 0.0001
August* 2.03 1.70, 2.44 < 0.0001
September* 1.95 1.62, 2.34 < 0.0001
October* 1.38 1.14, 1.68 < 0.0001
November 1.15 0.94, 1.41 0.071
December 1.13 0.92, 1.39 0.12
  1. This table shows the relative risk of febrile seizure presentations compared with April. At baseline, the Poisson model estimates 29.9 febrile seizure presentations in April, which was our reference month. Months with statistically significant risk ratios are denoted with*