Research Article
Prevalence of Subclinical Hypothyroidism among Patients with Acute Myocardial Infarction
Table 1
Baseline characteristics of the patients according to thyroid status. (Values are mean ± SD percentages. * compared with euthyroid category.)
| | | Total () | All subclinical hypothyroids () | Subclinical hypothroid (TSH = 4.5–9.9), () | Subclinical hypothyroid (TSH = 10–19.9), () |
| | Age (years) | 58.4 | 59.9 | 59.4 | 64.2* | | Sex (male/female) | 336/268 | 41/24 | 37/17 | 4/7 | | Active smoker | 107 (17.7%) | 8 (12.3%) | 7 (12.9%) | 1 (9%) | | Alcohol | 109 (18%) | 7 (10.76%) | 6 (11.1%) | 1 (9%) | | Diabetes mellitus | 103 (17%) | 17 (26.15%)* | 13 (24%) | 4 (36.3%)* | | Hypertension | 296 (49%) | 37 (56.9%)* | 29 (53.7%) | 8 (72.7%)* | | Previous MI | 62 (10.2%) | 11 (16.9%) | 7 (12.9%) | 4 (36.3%)* | | Atrial fibrillation | 71 (11.7) | 10 (15.38%) | 7 (12.9%) | 3 (27.2%)* | | BMI (KG/M2) | 28.2 | 29.4 | 29.3 | 29.7 | | Systolic BP | 138.4 | 141.5 | 141.3 | 142.5 | | Diastolic BP | 73.2 | 76.4 | 75.7 | 81.4* | | Total cholesterol (mg/dL) | 227 | 232 | 229 | 243 | | LDL cholesterol (mg/dL) | 139 | 141 | 140.5 | 143 | | HDL cholesterol (mg/dL) | 45 | 44.5 | 44 | 46 | | Triglycerides (mg/dL) | 173 | 176 | 175 | 189* | | Fasting blood glucose (mg/dL) | 109 | 112 | 111 | 117 | | Creatinine (mg/dL) | 1.01 | 1.0 | 0.98 | 1.1 | | ST elevation MI | 273 (45.1%) | 35 (53.8%) | 29 (53%) | 6 (54.5%) | | Non-ST elevation MI | 331 (54.9%) | 30 (56.2%) | 25 (47%) | 5 (45.5%) | | TSH levels (Mu/L) | 2.97 | 6.8* | 6.3 | 12.5* | | Inhospital deaths | 15 (2.48%) | 5 (7.7%)* | 2 (3.7%) | 3 (27.27%)* | | History of heart failure | 24 (3.97%) | 5 (7.7%)* | 2 (3.7) | 3 (27.27%)* |
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