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Table 5 Over-dispersion by population subgroup and temperature group

From: A predictive model relating daily fluctuations in summer temperatures and mortality rates

    Full Model 5 groups 4 groups 3 groups 2 groups 1 group Model M0
Population subgroup 55–74 years Group   G1 t-2 GCum1 t-2 G2 GMA GCum1 t  
   Over-dispersion 1.80 1.80 1.80 1.82 1.90 1.97 2.49
  75 years and more Group   GCum1 t-4 G1 t-2 GCum1 t GMA G2  
   Over-dispersion 2.09 2.11 2.13 2.21 2.61 2.90 5.26
  Men Group   GCum1 t-1 G1 t-2 GCum1 t GMA G2  
   Over-dispersion 1.46 1.47 1.47 1.49 1.66 1.84 2.61
  Women Group   G1 t-2 GCum1 t-2 GMA GCum1 t G2  
   Over-dispersion 1.71 1.71 1.72 1.79 2.11 2.37 4.22
Three medical causes of death a   Group   GCum1 t-1 G1 t-2 GMA GCum1 t G2  
  Over-dispersion 1.74 1.76 1.79 1.84 2.10 2.33 3.81  
Calibration group odd/even years subgroup 14 even years Group   G1 t-2 GCum1 t-2 G2 GMA GCum2'  
   Over-dispersion 2.06 2.06 2.07 2.11 2.61 2.98 5.66
  14 odd years Group   GCum1 t-1 G1 t-2 GCum1 t GMA G2  
   Over-dispersion 2.16 2.19 2.23 2.29 2.70 3.15 5.60
  1. a: Three Medical Causes of Death: heat-related deaths (hyperthermia, heatstroke, dehydration), cardiovascular disease and respiratory disease
  2. The 5 groups of temperature indicators were the last 5 groups excluded from the model using the backward method.