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Table 2 ADF unit root test results

From: Prevalence of undernourishment: trend and contribution of East African countries to sub-Saharan Africa from 1991 to 2015

Countries Level First difference Second difference Third difference
z-stat. Prob. z-stat. Prob. z-stat. Prob. z-stat. Prob.
SSA − 2.34 0.161 − 1.22 0.664 − 5.51*** 0.000   
Ethiopia − 1.19 0.676 − 3.71*** 0.004     
Kenya 0.78 0.991 − 3.27*** 0.016     
Rwanda − 0.67 0.855 − 1.79 0.383 − 4.33*** 0.000   
Uganda 1.33 0.997 − 1.15 0.693 − 2.75 0.067 − 3.77*** 0.003
Tanzania − 3.22*** 0.019       
  1. ***All are significant at a significance level of 0.05
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