Table 1 Characteristics of study participants
Variables | Total (N = 1051) | ILSBPD < 10 mmHg (N = 715) | ILSBPD ≥ 10 mmHg (N = 336) | P value |
|---|---|---|---|---|
Male, N (%) | 587 (55.9) | 393 (55.0) | 194 (57.7) | 0.398 |
Age, year | 62.5 (11.2) | 61.3 (11.1) | 65.1 (10.8) |  < 0.001 |
Race, N (%) | Â | Â | Â | 0.287 |
 Hispanic | 338 (32.2) | 235 (32.9) | 103 (30.7) |  |
 Non-Hispanic white | 433 (41.2) | 283 (39.6) | 150 (44.6) |  |
 Non-Hispanic black | 239 (22.7) | 165 (23.1) | 74 (22.0) |  |
 Others | 41 (3.9) | 32 (4.5) | 9 (2.7) |  |
Body measures | Â | Â | Â | Â |
 BMI, kg/m2 | 30.7 (5.8) | 30.8 (6.0) | 30.4 (5.5) | 0.232 |
 Brachial SBP, mmHg | 134.1 (20.3) | 132.2 (19.3) | 138.1 (21.7) |  < 0.001 |
Peripheral neuropathy prevalence, N (%) | 243 (23.1) | 143 (20.0%) | 100 (29.8) |  < 0.001 |
Peripheral artery disease, N (%) | 117 (11.2) | 30 (4.2) | 87 (26.1) |  < 0.001 |
Medical history, N (%) | Â | Â | Â | Â |
 Hypertension history | 656 (62.4) | 429 (60.0) | 227 (67.6) | 0.060 |
 Hypercholesterolemia history | 508 (54.6) | 349 (55.2) | 159 (53.4) | 0.841 |
Laboratory test | Â | Â | Â | Â |
 TCHO, mmol/L | 5.3 (1.3) | 5.3 (1.3) | 5.2 (1.2) | 0.311 |
 LDL-c, mmol/L | 3.0 (0.9) | 3.1 (0.9) | 2.9 (0.9) | 0.238 |
 HDL-c, mmol/L | 1.2 (0.4) | 1.2 (0.4) | 1.2 (0.4) | 0.893 |
 Fasting glucose, mmol/L | 9.1 (3.8) | 9.1 (3.6) | 9.2 (4.1) | 0.735 |
 HbA1c, % | 7.5 (1.8) | 7.5 (1.9) | 7.3 (1.8) | 0.111 |