Table 4 Changes in the prices and sales for drugs of different price levels (2009–2010)
2010 price (in Chinese yuan) | N | Changes in the prices (%) | Changes in the sales (%) | p-value |
|---|---|---|---|---|
0- | 4189 | −51.8 | 0 | <0.01 |
2- | 4420 | −32.4 | 0.1 | |
10- | 1404 | −23.6 | 15.6 | |
20- | 975 | −16.3 | 20.5 |