Patient demographics and clinical characteristics
| Characteristics | UT patients | PT patients | ||
| JMDC database n=19 428 | MDV database n=24 820 | JMDC database n=21 480 | MDV database n=65 601 | |
| Follow-up, days, median (IQR) | 929 (635–1345) | 942 (675–1356) | 980 (671–1446) | 1027 (715–1521) |
| Age at index date, years, mean (SD) | 51.7 (9.9) | 67.6 (11.8) | 54.4 (9.2) | 65.9 (12.0) |
| Gender: male, n (%) | 14 042 (72.3) | 15 093 (60.8) | 15 779 (73.5) | 40 160 (61.2) |
| Multiple medications*, mean (SD) | 2.0 (4.0) | 3.0 (2.2) | 2.3 (3.1) | 3.3 (2.0) |
| Charlson Comorbidity Index, mean (SD) | 2.2 (1.5) | 2.5 (2.3) | 2.5 (1.6) | 2.6 (2.2) |
| Comorbidities | ||||
| Hypertension (% pts) | 47.8 | 70.1 | 58.3 | 71.3 |
| Hyperlipidaemia (% pts) | 39.8 | 70.0 | 50.0 | 67.2 |
| Dementia (% pts) | 0.2 | 1.9 | 0.2 | 2.0 |
| Diabetic nephropathy (% pts) | 3.7 | 18.1 | 6.1 | 15.7 |
*Number of drugs prescribed (by three-digit Anatomical Therapeutic Chemical Classification System).
JMDC, Japan Medical Data Center; MDV, Medical Data Vision; PT, previously treated; pts, patients; UT, untreated.