TABLE 1.
Baseline demographic data of study participants
| Demographics | All patients in Hypertension clinic included in study N = 488 | Patients with inter‐arm SBP difference ≥ 10 mmHg N = 81 (16.6%) | Patients without inter‐arm SBP difference ≥ 10 mmHg N = 407 (83.4%) | P‐value (Univariate regressionanalysis) |
|---|---|---|---|---|
| Males | 236 (48.4%) | 51 (63.0 %) | 185 (45.5 %) | .004 |
| Age (y) | 59.4 ± 16.8 | 63.3 ± 16.6 | 58.7 ± 16.8 | .02 |
| Body mass index (kg/m2) | 31.0 ± 10.8 | 30.6 ± 6.8 | 31.1 ± 11.4 | .67 |
| Waist circumference (cm) | 104.5 ± 17.2 | 103.8 ± 13.2 | 104.7 ± 17.8 | .68 |
| Smokers a | 193 (39.9%) | 25 (30.9%) | 168 (41.7%) | .07 |
| Diabetes mellitus | 149 (30.2%) | 20 (25%) | 129(31.2%) | .38 |
| Ischemic heart disease | 68 (13.9%) | 7 (8.6%) | 61 (15.0%) | .03 |
| Peripheral arterial disease | 47 (9.7%) | 7 (8.6%) | 40 (9.8%) | .74 |
| Cerebrovascular disease | 52 (10.7%) | 9 (11.1%) | 43 (10.6%) | .89 |
| Atrial Fibrillation | 23 (4.8%) | 2 (2.5%) | 21 (5.2%) | .27 |
| Congestive heart failure | 18 (3.7%) | 2 (2.5%) | 16 (4.0%) | .51 |
| Creatinine (mmol) | 95.9 ± 37.1 | 104.1 ± 41.4 | 94.2 ± 36.1 | .05 |
| LDL (mmol/L) | 2.5 ± 1.1 | 2.6 ± 1.1 | 2.4 ± 1.1 | .44 |
| Protein: Creatinine ratio (>20 g/mol) | 189 (41.5%) | 35 (47.3 %) | 154 (40.4%) | .27 |
| Hypertension meds: | 2.8 ± 1.5 | 3.1 ± 1.3 | 2.8 ± 1.5 | .09 |
| Thiazide diuretic | 253 (51.8%) | 42 (51.9%) | 211 (51.8%) | .99 |
| RAAS inhibitor | 387 (78.5%) | 64 (80.0%) | 323 (78.2%) | .91 |
| Long‐acting CCB | 310 (63.3%) | 52 (64.2%) | 258 (63.4%) | .47 |
| Alpha blocker | 44 (9.0%) | 10 (12.4%) | 34 (8.4%) | .27 |
| K‐sparing diuretic | 61 (12.5%) | 9 (11.1%) | 52 (12.8%) | .66 |
| Beta blocker | 225 (46.1%) | 47 (58.0%) | 178 (43.8%) | .05 |
| Loop diuretic | 37 (7.6%) | 8 (9.9%) | 29 (7.1%) | .41 |
| Other | 64 (13.1%) | 12 (14.8%) | 52 (12.7%) | .14 |
| Lipid lowering therapy | 219 (44.9%) | 39 (48.2%) | 180 (45.0%) | .38 |
All figures as mean ± standard deviation or N (%).
Abbreviations: CCB, calcium channel blocker; DBP, diastolic blood pressure; LDL, low‐density lipoprotein; RAAS, renin‐angiotensin aldosterone system; SBP, systolic blood pressure.
a
Smokers = current or past smokers.