预测项目

参数值

GM(1, 1)模型

卫生总费用

$a=-0.126947$

$\mu =695.5397$

${\widehat{X}}^{\left(1\right)}\left(k+1\right)=6135.64{\text{e}}^{0.1269k}-5478.976$

政府卫生支出

$a=-0.130951$

$\mu =146.8356$

${\widehat{X}}^{\left(1\right)}\left(k+1\right)=1262.6{\text{e}}^{0.1309k}-1121.3$

社会卫生支出

$a=-0.125077$

$\mu =409.6107$

${\widehat{X}}^{\left(1\right)}\left(k+1\right)=3641.75{\text{e}}^{0.1251k}-3274.853$

个人卫生支出

$a=-0.128023$

$\mu =138.9810$

${\widehat{X}}^{\left(1\right)}\left(k+1\right)=1234.04{\text{e}}^{0.1280k}-1085.6$