Changes in Medications, Comorbidities, and Costs, 2016-2018
| Outcome Measured | Mean for Each Year | Change from 2016 to 2017 No. (%) | Change from 2016 to 2018 No. (%) | |||
|---|---|---|---|---|---|---|
| Mean for 2016-2018 | 2016 | 2017 | 2018 | |||
| Number of medications | 3.64 | 3.83 | 3.63 | 3.48 | -0.20 (-5.2) | -0.34 (-9.0) |
| Antiglycemic drugs | 1.57 | 1.61 | 1.56 | 1.55 | -0.05 (-3.35) | -0.06 (-3.6) |
| Non-antiglycemic drugs | 2.07 | 2.22 | 2.07 | 1.93 | -0.15 (-7.0) | -0.29 (-12.9) |
| Number of comorbidities | 4.74 | 4.74 | 4.80 | 4.69 | 0.06 (1.2) | -0.05 (-1.1) |
| Glycemic diseases | 1.25 | 1.26 | 1.25 | 1.25 | -0.01 (-0.6) | -0.01 (-0.8) |
| Non-glycemic diseases | 3.49 | 3.49 | 3.55 | 3.45 | 0.06 (1.8) | -0.04 (-1.2) |
| Total annual drug cost, ¥ | 6,033 | 6,868 | 5,701 | 5,605 | -1,167 (-17.0) | -1,263 (-18.4) |
| Antiglycemic drugs | 3,387 | 3,729 | 3,221 | 3,240 | -508 (-13.6) | -489 (-13.1) |
| Non-antiglycemic drugs | 2,646 | 3,139 | 2,480 | 2,365 | -659 (-21.0) | -774 (-24.7) |
| Total annual cost/drug, ¥ | 1,591 | 1,718 | 1,511 | 1,553 | -207 (-12.1) | -165 (-9.6) |
| Cost/antiglycemic drug/) | 2,046 | 2,192 | 1,968 | 1,986 | -224 (-10.2) | -207 (-9.4) |
| Cost/non-antiglycemic drug | 1,191 | 1,314 | 1,117 | 1,148 | -198 (-15.0) | -166 (-12.6) |