1. Baseline characteristics of the patients grouped by etiology of RAS.
| Variables | Atherosclerosis
(n = 84) |
Takayasu arteritis
(n = 46) |
Fibromuscular dysplasia
(n = 18) |
Other
(n = 4) |
P-value |
| Data are presented as means ± SD or n (%). BMI: body mass index; DBP: diastolic blood pressure; OSAS: obstructive sleep apnea syndrome; RAS: renal artery stenosis; SBP: systolic blood pressure. | |||||
| Age at diagnosis, yrs | 42.66 ± 5.35 | 38.63 ± 5.94 | 36.28 ± 5.26 | 42.59 ± 6.95 | < 0.01 |
| Age at onset, yrs | 33.35 ± 8.57 | 31.12 ± 9.70 | 36.88 ± 8.94 | 27.75 ± 4.35 | 0.07 |
| Course of hypertension, yrs | 7.22 ± 6.13 | 7.88 ± 7.91 | 6.53 ± 6.23 | 9.00 ± 3.74 | 0.75 |
| Course of RAS, yrs | 3.31 ± 4.72 | 9.49 ± 9.68 | 3.78 ± 5.51 | 3.06 ± 3.76 | < 0.01 |
| Female | 22 (26.2%) | 40 (87.0%) | 11 (61.1%) | 1 (25.0%) | < 0.01 |
| BMI, kg/m2 | 26.63 ± 3.43 | 23.31 ± 2.72 | 22.54 ± 3.57 | 24.36 ± 4.00 | < 0.01 |
| SBP, mm Hg | 154.22 ± 24.35 | 149.35 ± 30.85 | 156.39 ± 20.53 | 155.75 ± 33.44 | 0.56 |
| DBP, mm Hg | 97.17 ± 15.67 | 86.33 ± 22.85 | 102.17 ± 8.9 | 99.25 ± 19.38 | < 0.01 |
| Hypertension | 79 (94.0%) | 36 (78.3%) | 18 (100%) | 4 (100%) | < 0.01 |
| Diabetes mellitus | 13 (15.5%) | 2 (4.2%) | 1 (5.6%) | 2 (50.0%) | 0.11 |
| Coronary artery disease | 19 (22.6%) | 0 | 0 | 0 | < 0.01 |
| OSAS | 43 (51.2%) | 4 (8.7%) | 2 (11.1%) | 1 (25.0%) | < 0.01 |
| Smoking history | 50 (61.7%) | 6 (13.6%) | 2 (12.5%) | 3 (75.0%) | < 0.01 |
| Drinking history | 49 (59.0%) | 6 (13.6%) | 5 (27.8%) | 3 (75.0%) | < 0.01 |
| Family history of hypertension | 53 (63.1%) | 15 (32.6%) | 9 (50.0%) | 3 (75.0%) | < 0.01 |