Subgroup CPa/FEb with
gender*age and exposure*gender
FE with exposure*gender and age
  Female Male Female Male
Vaccination 2.64 (0.64) 1.85 (0.45) 1.90 (0.51) 2.01(0.44)
Age (days) 366-426 -3.11 (1.00) -0.42 (0.75) -1.49 (0.56)
                   427-487 -0.84 (0.60) 0.15 (0.68) -0.39 (0.44)
                   488-548 -1.37 (0.66) 0.62 (0.63) -0.28 (0.42)
                   549-609 -0.40 (0.53) -0.06 (0.69) -0.28 (0.42)
                   610-670 -0.58 (0.57) -0.43 (0.64) -0.14 (0.41)
aCP, conditional Poisson model.
bFE, fixed effects model.
Table 5: Estimated coefficients (standard error) by gender using parametric method from US MMR-ITP data.