Table 9.

Estimates with their standard errors of the ARIMA models for the years 1995 to 2017 for South Africa

	Health spending per capita ($)	Health spending per GDP (%)	Source of health spending			Share of health spending
			Government spending per capita ($)	Prepaid private spending per capita ($)	Out-of-pocket spending per capita ($)	Government spending as share of total (%)	Prepaid private spending as share of total (%)	Out-of-pocket spending as share of total (%)
Model	ARIMA(0,2,1)	ARIMA(0,2,1)	ARIMA(1,1,0)	ARIMA(1,1,0)	ARIMA(0,2,0)	ARIMA(2,1,0)	ARIMA(2,1,)	ARIMA(0,2,0)
Estimates (SE)	MA1 = −0.47 (0.19)	MA1 = −0.67 (0.18)	AR1 = 0.87 (0.09)	AR1 = 0.49 (0.18)		AR1 = 1.33 (0.18) AR2 = −0.50 (0.18)	AR1 = 1.32 (0.18) AR2 = 0.52 (0.17

ARIMA(p,d,q): Autoregressive integrated moving average model and (p,d,q) are the autoregressive order, the degree of differencing and the moving average order

SE: standard error

AR: Autoregressive parameter

MA: Moving average parameter