DRG-Oriented Mathematical Calculation Model and Method of Integrated Medical Service Cost

Table 1

Prediction of drug demand by the moving average method.

Month	Actual demand (box)	Forecast demand (box)	Error	Error rate
1	50	46	4	8%
2	36	48	-12	34%
3	45	47	-2	5%
4	34	48	-14	41%
5	29	40	-11	36%
6	18	24	-6	33%
7	31	38	-7	22%
8	45	40	5	11%
9	43	38	5	13%
10	38	34	4	9%
11	46	39	7	14%
12	58	44	14	25%