Table 4. Clinical characteristics of patients with prevalent T1DM according to national preventive health care.
| Year | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 |
|---|---|---|---|---|---|---|---|
| Total population in national preventive health care database | |||||||
| Number | 7,878,249 | 9,751,365 | 10,490,491 | 11,447,468 | 11,687,229 | 12,144,200 | 11,739,899 |
| Men | 4,563,167 (57.92) | 5,525,658 (56.67) | 5,785,632 (55.15) | 6,293,856 (54.98) | 6,408,686 (54.83) | 6,615,411 (54.47) | 6,385,819 (54.39) |
| Age, yr | 45.89±14.34 | 45.67±14.01 | 47.11±14.13 | 47.46±13.90 | 47.66±14.00 | 48.21±13.90 | 48.38±14.16 |
| Clinical characteristics of patients with prevalent T1DM | |||||||
| Number | 2,998 | 3,843 | 4,235 | 4,220 | 4,480 | 5,198 | 4,910 |
| Men | 1,813 (60.47) | 2,323 (60.45) | 2,482 (58.61) | 2,486 (58.91) | 2,646 (59.06) | 3,081 (59.27) | 2,921 (59.49) |
| Women | 1,185 (39.53) | 1,520 (39.55) | 1,753 (41.39) | 1,734 (41.09) | 1,834 (40.94) | 2,117 (40.73) | 1,989 (40.51) |
| Age, yr | 57.30±13.31 | 56.56±13.37 | 58.35±12.72 | 57.56±13.17 | 57.44±13.64 | 56.80±13.93 | 55.89±14.35 |
| Current smoker | 683 (22.78) | 854 (22.22) | 941 (22.22) | 959 (22.73) | 1,017 (22.7) | 1,209 (23.26) | 1,114 (22.69) |
| Body weight, kg | 63.59±10.29 | 63.9±10.57 | 64.02±10.48 | 64.11±10.94 | 64.52±11.01 | 64.23±11.28 | 64.44±11.64 |
| BMI, kg/m2 | 24.12±3.23 | 24.10±3.24 | 24.29±3.3 | 24.23±3.34 | 24.27±3.34 | 24.10±3.38 | 24.05±3.44 |
| Waist circumference, cm | NA | NA | 84.49±8.94 | 84.11±9.23 | 84.13±9.39 | 83.61±9.57 | 83.34±9.75 |
| Systolic BP, mm Hg | 129.07±17.14 | 128.20±16.97 | 127.71±16.52 | 127.37±16.42 | 127.26±16.31 | 126.55±16.49 | 125.86±15.84 |
| Diastolic BP, mm Hg | 77.80±10.22 | 77.32±10.01 | 77.03±10.00 | 76.76±10.05 | 76.45±10.01 | 75.98±9.97 | 75.62±9.72 |
| Fasting glucose, mg/dL | 158.50±72.60 | 152.74±69.07 | 155.03±68.33 | 151.45±66.51 | 151.41±66.55 | 150.10±66.15 | 150.63±67.58 |
| Total cholesterol, mg/dL | 191.73±42.29 | 188.46±40.75 | 189.10±41.12 | 185.55±39.64 | 183.26±40.36 | 179.97±39.08 | 179.69±39.70 |
| Triglyceride, mg/dL | NA | NA | 121.0 (82.0–181.0) | 114.0 (79.0–169.0) | 112.0 (77.0–170.0) | 110.0 (75.0–168.0) | 108.0 (72.0–162.0) |
| HDL-C, mg/dL | NA | NA | 52.79±22.57 | 51.96±16.65 | 52.18±14.71 | 52.30±16.08 | 52.77±15.65 |
| LDL-C, mg/dL | NA | NA | 107.02±41.90 | 106.39±37.68 | 103.98±39.56 | 101.03±35.10 | 100.88±34.79 |
| LDL-C ≥100 mg/dL | NA | NA | 2,348 (55.44) | 2,321 (55.00) | 2,351 (52.48) | 2,526 (48.6) | 2,382 (48.51) |
| Proteinuria (urine dipstick positivity) | 445 (14.84) | 506 (13.17) | 716 (16.91) | 641 (15.19) | 717 (16.00) | 781 (15.03) | 690 (14.05) |
Values are presented as number (%), mean±standard deviation, or median (interquartile range).
T1DM, type 1 diabetes mellitus; BMI, body mass index; BP, blood pressure; NA, not available; HDL-C, high density lipoprotein cholesterol; LDL-C, low density