Table.
Demographics of the Study Population
| Characteristics | RAH Group (n=34) | CAH Group (n=34) | P Value a | Control Group (n=26) | P Value b | P Value c |
|---|---|---|---|---|---|---|
| Age, y | 54.7±13.2 | 52.9±14.6 | .73 | 51.4±18.1 | ||
| Male/female | 19/15 | 16/18 | 13/13 | |||
| Arterial hypertension, No. (%) | 34 (100) | 34 (100) | 0 (0%) | |||
| Diabetes mellitus, No. (%) | 13 (38.2) | 11 (32.3) | .21 | 6 (23.1) | ||
| Smokers, No. (%) | 17 (50) | 15 (44.1) | .57 | 9 (34.6) | ||
| Body mass index, kg/m2 | 27.5±1.9 | 27.3±2.1 | .63 | 26.8±2.5 | ||
| SBP, mm Hg | 152.1±10.7 | 133.4±5.2 | .009 | 130.8±8.3 | ||
| DBP, mm Hg | 89.2±8.9 | 78.6±3.8 | .002 | 76.7±4.6 | ||
| Heart rate, beats/min | 75±8 | 73±7 | .28 | 73±9 | ||
| Medication, No. (%) | ||||||
| ACE inhibitors/ARBs | 34 (100) | 34 (100) | 0 (0%) | |||
| Hydrochlorothiazide | 34 (100) | 25 (73.5) | .038 | 0 (0%) | ||
| β‐Blockers | 19 (55.9) | 7 (20.6) | .014 | 0 (0%) | ||
| Calcium antagonists | 26 (76.5) | 18 (53) | .027 | 0 (0%) | ||
| α‐Blockers | 17 (50) | 5 (14.7) | .006 | 0 (0%) | ||
| Statins | 13 (38.2) | 9 (26.5) | .062 | 4 (15.4) | ||
| Laboratory values | ||||||
| C3, mg/dL | 183.9±47.5 | 123.1±42.3 | <.001 | 129.2±39.7 | <.001 | .46 |
| C4, mg/dL | 25.7±10.7 | 26.2±8.1 | .49 | 26.3±9.8 | .83 | .91 |
| CRP | 6.9±5.8 | 4.2±4.8 | .021 | 3.9±4.3 | .004 | .18 |
| ESR | 13.9±6.9 | 16.4±6.4 | .79 | 14.4±7.1 | .09 | .57 |
| WBCs, cells3/mL | 7.1±1.3 | 6.9±1.7 | .52 | 6.3±1.5 | .31 | .72 |
| Total cholesterol, mg/dL | 215.6±26.8 | 213.0±21.7 | .46 | 221.1±24.2 | .61 | .84 |
| LDL‐C, mg/dL | 121.8±20.5 | 117.1±18.6 | .61 | 122.5±17.9 | .79 | .81 |
| HDL‐C, mg/dL | 47.4±9.6 | 48.2±8.1 | .83 | 45.8±9.3 | .85 | .76 |
| Glucose, mg/dL | 110.8±22.4 | 112.4±20.9 | .39 | 104.9±18.1 | .52 | .29 |
Abbreviations: ACE, angiotensin‐converting enzyme; ARB, angiotensin receptor blocker; CAH, controlled arterial hypertension; CRP, C‐reactive protein; DBP, diastolic blood pressure; ESR, erythrocyte sedimentation rate; HDL‐C, high‐density lipoprotein cholesterol; LDL‐C, low‐density lipoprotein cholesterol; RAH, resistant arterial hypertension; SBP, systolic blood pressure; WBC, white blood cell. aBetween RAH and CAH groups; bbetween RAH and control groups; cbetween CAH and control groups.