Table 1.
Comparison of Baseline Characteristics between the Two Groups
| fQRS Group | Non‐fQRS Group | ||
|---|---|---|---|
| Characteristics | (n = 86, 36.4%) | (n = 150, 63.6%) | P Value |
| Age (years) | 62.35 ± 12.44 | 60.05 ± 9.90 | 0.17 |
| Male gender, n (%) | 54(62.8) | 84(56.0) | 0.31 |
| Diabetes mellitus, n (%) | 8(9.3) | 37(23.1) | 0.007 |
| Smoking, n (%) | 33(38.4) | 71(47.3) | 0.18 |
| TC (mmol/L) | 4.02 ± 0.74 | 4.30 ± 0.98 | 0.07 |
| LDL (mmol/L) | 2.15 ± 0.59 | 2.29 ± 0.75 | 0.12 |
| Creatinine (umol/L) | 82.34 ± 19.03 | 73.44 ± 14.47 | <0.001 |
| Length of hypertension (y) | 9.67 ± 5.98 | 7.87 ± 7.66 | 0.002 |
| Classification of hypertension | 0.27 | ||
| Class 1, n (%) | 7(8.1) | 10(6.7) | |
| Class 2, n (%) | 27(31.4) | 63(42.0) | |
| Class 3, n (%) | 52(60.5) | 77(51.3) | |
| Medications for hypertension | |||
| ACEI/ARB, n (%) | 40(46.5) | 52(34.7) | 0.073 |
| CCB, n (%) | 50(58.1) | 39(26.0) | <0.001 |
| Beta‐blockers, n (%) | 18(20.9) | 12(8.0) | 0.004 |
| Diuretics, n (%) | 28(32.6) | 29(19.3) | 0.022 |
| Others, n (%) | 14(16.3) | 34(22.7) | 0.24 |
| Patients with controlled BP, n (%) | 49(57) | 87(58) | 0.88 |
fQRS, fragmented QRS; TC, total cholesterol; LDL, low density lipoprotein; ACEI, angiotensin converting enzyme inhibitors; ARB, angiotensin II receptor blocker; CCB, calcium channel blocker; BP, blood pressure.