| Age groups | Case | Age（y） | Days of medication（d） | Frequency of use（%） | Amount of medication（yuan） | Prescription days（d） | Total drug use（g） | DDDs | DUI | Average daily cost（yuan） |
| 20-39 y | ||||||||||
| Male | 0 | - | - | - | - | - | - | - | - | - |
| Female | 1 | 29.00±0.00 | 40.00±0.00 | 0.07 | 7.66 | 40 | 3.0 | 30 | 0.75 | 0.19 |
| 40-59 y | ||||||||||
| Male | 20 | 54.80±5.26 | 39.5±15.30 | 1.56 | 172.35 | 790 | 67.5 | 675 | 0.85 | 0.22 |
| Female | 32 | 55.44±4.39 | 42.66±14.65 | 2.50 | 275.76 | 1 365 | 108.0 | 1 080 | 0.79 | 0.20 |
| 60-79 y | ||||||||||
| Male | 368 | 70.57±4.6 | 42.64±14.56 | 27.88 | 3 078.49 | 15 690 | 1 204.5 | 12 045 | 0.77 | 0.20 |
| Female | 592 | 70.73±4.94 | 42.58±14.29 | 43.99 | 4 871.68 | 25 205 | 1 900.5 | 19 005 | 0.75 | 0.19 |
| 80-99 y | ||||||||||
| Male | 147 | 84.12±3.74 | 42.35±15.62 | 11.35 | 1 253.16 | 6 225 | 490.5 | 4 905 | 0.79 | 0.20 |
| Female | 165 | 84.56±4.26 | 43.03±14.92 | 12.64 | 1 397.87 | 7 099 | 546.0 | 5 460 | 0.77 | 0.20 |
| Total | ||||||||||
| Male | 535 | 73.70±8.33 | 42.44±14.87 | 40.80 | 4 504 | 22 705 | 1 762.5 | 17 625 | 0.78 | 0.20 |
| Female | 790 | 72.95±8.34 | 42.67±14.41 | 59.20 | 6 552.97 | 33 709 | 2 557.5 | 25 575 | 0.76 | 0.19 |
