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Table 1 Results of fitting Poisson regression models to suicide mortality data for men and women in Russia

From: Age, period and cohort effects on suicide mortality in Russia, 1956−2005

Model Men Women
df Deviancea P-valueb df Deviancea P-valueb
Age 126 92914   126 21822  
Age + drift 125 64573   125 21073  
Age + period 117 14233 <0.0001c 117 12062 <0.0001c
Age + cohort 104 53555 <0.0001c 104 14452 <0.0001c
Age + period + cohort 96 5260   96 6321  
Linear age + period + cohort 108 85928 <0.0001d 108 10986 0.67d
Curvilinear age + period + cohort 107 38892   107 10968  
  1. df Degrees of freedom
  2. aDeviance from the Poisson model
  3. b P-value based on a test with F-statistic
  4. cCompares the partial model with the full age-period-cohort model
  5. dCompares the linear model for age with a curvilinear model