Research Article

Retinopathy, Neuropathy, and Subsequent Cardiovascular Events in Patients with Type 2 Diabetes and Acute Coronary Syndrome in the ELIXA: The Importance of Disease Duration

Table 1

Characteristics of all patients at baseline according to the presence of retinopathy and/or neuropathy.

CharacteristicAll patients No retinopathy/neuropathy Retinopathy and/or neuropathy value

Age (years)60.3 ± 9.759.7 ± 9.762.3 ± 9.2<0.001
Male sex ( (%))4207 (69.3)3379 (71.8)828 (60.7)<0.001
Body weight (kg)84.9 ± 19.484.1 ± 18.987.6 ± 20.9<0.001
Body mass index (kg/m2)30.2 ± 5.729.9 ± 5.631.2 ± 6.0<0.001
Duration of T2DM (years)7.4 (2.8, 13.6)6.0 (2.0, 11.7)12.4 (7.0, 20.2)<0.001
Categories of T2DM duration ( (%))<0.001
 ≤1 year964 (15.9)914 (19.4)50 (3.7)
 >1–≤5 years1294 (21.3)1130 (24.0)164 (12.0)
 >5–≤10 years1359 (22.4)1076 (22.9)283 (20.8)
 >10 years2451 (40.4)1585 (33.7)866 (63.5)
Race (n (%))<0.001
 White4576 (75.4)3471 (73.8)1105 (81.1)
 Black221 (3.6)171 (3.6)50 (3.7)
 Asian771 (12.7)669 (14.2)102 (7.5)
 Other500 (8.2)394 (8.4)106 (7.8)
Region ( (%))<0.001
 Africa/Near East296 (4.9)228 (4.8)68 (5.0)
 Asia Pacific703 (11.6)615 (13.1)88 (6.5)
 Eastern Europe1587 (26.2)1115 (23.7)472 (34.6)
 North America807 (13.3)564 (12.0)243 (17.8)
 South and Central America1944 (32.0)1600 (34.0)344 (25.2)
 Western Europe731 (12.0)583 (12.4)148 (10.9)
Smoking status ( (%))<0.001
 Current709 (11.7)579 (12.3)130 (9.5)
 Former2746 (45.3)2184 (46.4)562 (41.2)
 Never2612 (43.1)1941 (41.3)671 (49.2)
Diastolic blood pressure (mmHg)77 ± 1077 ± 1076.3 ± 10<0.001
Systolic blood pressure (mmHg)130 ± 17129 ± 17131 ± 17<0.001
Heart rate (beats/min)70 ± 1070 ± 1071 ± 100.027
Fasting plasma glucose (mg/dl)148.3 ± 51.6145.2 ± 49.1159.3 ± 58.1<0.001
Glycated hemoglobin (%)7.7 ± 1.37.6 ± 1.38.0 ± 1.2<0.001
Glycated hemoglobin (mmol/mol)61 ± 1460 ± 1464 ± 13<0.001
Total cholesterol (mg/dl)153.5 ± 44.6151.3 ± 43.5161.1 ± 47.3<0.001
HDL cholesterol (mg/dl)42.9 ± 10.942.6 ± 10.644.1 ± 11.7<0.001
LDL cholesterol (mg/dl)78.5 ± 35.377.1 ± 34.783.4 ± 36.9<0.001
Triglycerides (mg/dl)137.2 (99.1, 195.6)136.3 (100.0, 192.9)141.6 (99.1, 208.0)0.021
eGFR (ml/min/1.73m2)76 ± 2177 ± 2171 ± 22<0.001
Albuminuria ( (%))<0.001
 <30 mg/g4441 (74.3)3579 (77.2)862 (64.2)
 ≥30–<300 mg/g1148 (19.2)819 (17.7)329 (24.5)
 ≥300 mg/g389 (6.5)237 (5.1)152 (11.3)
Medical history at randomization ( (%))
 Hypertension4635 (76.4)3463 (73.6)1172 (86)<0.001
 Heart failure1358 (22.4)923 (19.6)435 (31.9)<0.001
 Stroke331 (5.5)204 (4.3)127 (9.3)<0.001
 Peripheral arterial disease393 (6.5)227 (4.8)166 (12.2)<0.001
 Atrial fibrillation366 (6.0)247 (5.2)119 (8.7)<0.001
 Percutaneous coronary intervention4079 (67.2)3263 (69.4)816 (59.9)<0.001
 Coronary artery bypass grafting507 (8.4)363 (7.7)144 (10.6)<0.001
Qualifying ACS event ( (%))<0.001
 STEMI2666 (44.0)2187 (46.5)479 (35.2)
 NSTEMI2348 (38.7)1817 (38.6)531 (39.0)
 Unstable angina1042 (17.2)693 (14.7)349 (25.6)
 Missing9 (0.1)6 (0.1)3 (0.2)
Antihyperglycemic therapy ( (%))
 Metformin4243 (69.9)3367 (71.6)876 (64.3)<0.001
 Sulfonylureas2266 (37.3)1779 (37.8)487 (35.7)0.16
 Insulin2891 (47.6)1948 (41.4)943 (69.2)<0.001
 Thiazolidinediones128 (2.1)92 (2.0)36 (2.6)0.12
 Alpha-glucose inhibitor181 (3.0)150 (3.2)31 (2.3)0.08
 Dipeptidyl peptidase 4 inhibitor226 (3.7)176 (3.7)50 (3.7)0.90
 Other485 (8.0)384 (8.2)101 (7.4)0.37

Data is presented as means ± SD, median (25–75th percentile), or percentages. HDL: high-density lipoprotein; LDL: low-density lipoprotein; MI: myocardial infarction; ACS: acute coronary syndrome; eGFR: estimated glomerular filtration rate.