Research Article

A Clinical Nomogram Based on the Triglyceride-Glucose Index to Predict Contrast-Induced Acute Kidney Injury after Percutaneous Intervention in Patients with Acute Coronary Syndrome with Diabetes Mellitus

Table 1

Baseline characteristics of the non-CI-AKI group and CI-AKI group.

VariablesNon-CI-AKI group ()CI-AKI group () value

The subtypes of ACS (, %)<0.001
UA491 (57.1%)70 (32.9%)
STAMI185 (21.5%)78 (36.6%)
NSTAMI184 (21.4%)65 (30.5%)
Age65 (56,71)66 (57,75.5)0.048
(, %)125 (14.5%)82 (38.5%)<0.001
Gender (, %)0.203
 Male537 (62.4%)143 (67.1%)
 Female323 (37.6%)70 (32.9%)
BMI (kg/m2)24.5 (23-26.775)24.3 (22.75-26.20)0.178
SBP (mmHg)134 (124-145)132 (120-146)0.264
DBP (mmHg)79 (72-86)80 (72-87)0.323
Smoking (, %)0.086
 No677 (78.7%)156 (73.2%)
 Yes183 (21.3%)57 (26.8%)
Drinking (, %)0.18
 No738 (85.8%)175 (82.2%)
 Yes122 (14.2%)38 (17.8%)
Past medical history (, %)
Coronary heart disease837 (97.3%)203 (95.3%)0.126
PCI surgery history505 (58.7%)130 (61%)0.539
The recent ACS192 (22.3%)46 (21.6.0%)0.819
History of cerebral infarction263 (30.6%)79 (37.1%)0.068
History of unstable angina499 (58.0%)110 (51.6%)0.092
History of stable angina7 (0.8%)0 (0.0%)0.186
Multivessel coronary artery disease536 (62.3%)173 (81.2%)<0.001
Hyperuricemia242 (28.1%)94 (44.1%)<0.001
Ischemic stroke178 (20.7%)40 (18.8%)0.533
Peripheral artery stenosis23 (2.7%)2 (0.9%)0.133
Hypertension474 (55.1%)131 (61.5%)0.092
Hyperlipidemia48 (5.6%)20 (9.4%)0.041
Chronic kidney disease69 (8.0%)11 (5.2%)0.155
Family history of CKD23 (2.7%)4 (1.9%)0.506
Culprit vessel (, %)
Left anterior descending582 (67.7%)154 (72.3%)0.193
Left circumflex341 (39.7%)84 (39.4%)0.954
Right coronary artery394 (45.8%)98 (46%)0.959
Left main3 (0.3%)2 (0.9%)0.258
Stent number per patient (, %)0.165
 1691 (80.3%)162 (76.1%)
 ≥2169 (19.7%)51 (23.9%)
(mL)454 (52.8%)128 (60.1%)0.055
Hematological index
LDL-C (mmol/L)2.015 (1.58-2.6175)2.7 (2.045-3.39)0.001
HDL-C (mmol/L)0.97 (0.81-1.14)0.93 (0.825-1.145)0.35
TC (mmol/L)3.77 (3.1625-4.5075)3.93 (3.215-4.845)0.114
TG (mmol/L)1.4 (1.06-1.9675)1.61 (1.265-2.285)0.002
FBG (mmol/L)7.165 (5.98-8.87)7.32 (6.455-9.355)0.006
TyG index<0.001
 ≤8.55163 (19%)19 (8.9%)
 8.556-8.98243 (28.3%)53 (24.9%)
 8.99-9.39223 (25.9%)53 (24.9%)
 ≥9.40231 (26.9%)88 (41.3%)
ALT (U/L)25 (19-37)29 (16.5-48.5)0.213
AST (U/L)32 (18-120)40 (22-112.5)0.051
Creatine kinase (U/L)120 (66-201)148 (72.5-769.5)0.061
Troponin (ng/L)13.4 (3-135.3075)25.1 (5.62-546)0.05
HbA1c (%)7.3 (6.6-8.6)7.26 (6.61-8.41)0.656
Scr (umol/L)62 (53-75)62 (53-74)0.693
eGFR (mL/min)98.365 (90.0025-106.8325)88.19 (78.81-97.605)<0.001
Medications used before surgery
Statin (, %)850 (98.8%)210 (98.6%)0.769
Ezetimibe (, %)159 (18.5%)35 (16.4%)0.485
Apolizumab (, %)162 (18.8%)27 (12.7%)0.035
Aspirin (, %)855 (99.4%)211 (99.1%)0.562
Clopidogrel (, %)293 (34.1%)82 (38.5%)0.225
Ticagrelor (, %)526 (61.2%)129 (60.6%)0.872
ACEI/ARB (, %)254 (29.5%)71 (33.3%)0.28
ARNI (, %)162 (18.8%)52 (24.4%)0.068
Beta-blockers (, %)584 (67.9%)136 (63.8%)0.259
Oral hypoglycemic drugs500 (58.1%)110 (51.6%)0.087
Insulin (, %)104 (12.1%)16 (7.5%)0.058
Anticoagulant (, %)101 (11.7%)21 (9.9%)0.438

Abbreviations: UA: unstable angina; STAMI: ST-segment elevation myocardial infarction; NSTAMI: non-ST-segment elevation myocardial infarction; BMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure; PCI: percutaneous coronary intervention; ACS: acute coronary syndrome; CKD: chronic kidney disease, LDL-C: low-density lipoprotein cholesterol; HDL-C: high-density lipoprotein cholesterol; TC: total cholesterol; TG: triglyceride; FBG: fast blood glucose; TyG: triglyceride-glucose; ALT: alanine transaminase; AST: aspartate aminotransferase; HbA1c: glycated hemoglobin A; Scr: serum creatinine; eGFR: estimated glomerular filtration rate; ACEI: angiotensin-converting enzyme inhibitor; ARB: angiotensin receptor blocker; ARNI: angiotensin receptor neprilysin inhibitor.