Table 1.
Characteristics of patients included according to TyG index quartiles
| Characteristics | Quartiles of the TyG index | P value | |||
|---|---|---|---|---|---|
| Quartiles 1, 4.31–5.48 |
Quartiles 2, 5.48–5.81 |
Quartiles 3, 5.81–6.22 |
Quartiles 4, 6.22–8.17 |
||
| Patients, n (%) | 306 | 307 | 307 | 306 | |
| Male, n (%) | 197(64.8) | 182(59.5) | 191(62.2) | 202(66.7) | 0.28 |
| Age, y, median (IQR) | 67.0(55.0–75.0) | 65.0(53.0–75.0) | 60.0(53.0–69.0) | 59.0(51.0–70.0) | < 0.001 |
| BMI, median (IQR) | 24.0(21.6–26.2) | 24.9(22.5–27.0) | 24.9(22.9–27.3) | 25.2(23.4–27.4) | < 0.001 |
| Smoking, n (%) | 0.49 | ||||
| Current smoker | 99(32.4) | 93(30.3) | 99(32.2) | 114(37.3) | |
| Ever smoker | 31(10.1) | 26(8.5) | 34(11.1) | 30(9.8) | |
| Nonsmoker | 176(57.5) | 188(61.2) | 174(56.7) | 162(52.9) | |
| Medical history | |||||
| Hypertension, n (%) | 161 (52.6) | 174(56.7) | 198(64.5) | 203(66.3) | 0.001 |
| Hyperlipidemia, n (%) | 20(6.5) | 28(9.1) | 43(14.0) | 50(16.3) | < 0.001 |
| Atrial fibrillation, n (%) | 34(11.1) | 17(5.5) | 14(4.6) | 10(3.3) | < 0.001 |
| Coronary heart disease, n (%) | 32(10.5) | 39(12.7) | 39(12.7) | 38(12.4) | 0.80 |
| Medication during hospitalization, n (%) | |||||
| Antihypertensive drugs | 118(38.6) | 136(44.3) | 145(47.2) | 144(47.1) | 0.11 |
| Statins | 156(51.0) | 138(45.0) | 157(51.1) | 176(57.5) | 0.02 |
| Intravenous alteplase | 8(2.6) | 7(2.3) | 9(2.9) | 12(3.9) | 0.66 |
| Antiplatelet | 194(63.4) | 187(60.9) | 188(61.2) | 194(63.4) | 0.87 |
| Anticoagulation | 25(8.2) | 22(7.2) | 15(4.9) | 18(5.9) | 0.37 |
| Complications during hospitalization, n (%) | |||||
| Pulmonary infection | 29(9.5) | 36(11.7) | 21(6.8) | 9(2.9) | < 0.001 |
| Urinary infection | 6(2.0) | 18(5.9) | 11(3.6) | 7(2.3) | 0.03 |
| NIHSS at admission, median (IQR) | 4(2–8) | 5(3–9) | 4(2–8) | 4(2–6) | < 0.001 |
| TOAST subtypes, n (%) | 0.04 | ||||
| Large artery atherosclerosis | 184(60.1) | 194(63.2) | 188(61.2) | 185(60.5) | |
| Small artery occlusion | 74(24.2) | 72(23.5) | 87(28.3) | 90(29.4) | |
| Cardioembolism | 30(9.8) | 22(7.2) | 18(5.9) | 7(2.3) | |
| Other/undetermined | 6(2.0) | 9(2.9) | 5(1.6) | 12(3.9) | |
| Undefined | 12(3.9) | 10(3.3) | 9(2.9) | 12(3.9) | |
Abbreviations: TyG index indicates triglyceride glucose index, BMI Body mass index, IQR interquartile range, NIHSS National Institutes of Health Stroke Scale, TOAST Trial of Org 10,172 in Acute Stroke Treatment