Table 1. Baseline characteristics according to blood pressure in normotensive diabetic patients.
| Characteristics | SBP<120mmHg and DBP<80mmHg | SBP 120-139mmHg or DBP 80-89mmHg | P value |
|---|---|---|---|
| Number | 831 | 2,328 | |
| Age, year* | 53.6±10.7 | 54.3±10.4 | 0.10 |
| Men, % | 77.3 | 82.9 | 0.0003 |
| SBP, mmHg | 108.3±7.94 | 124.5±7.54 | <0.0001 |
| DBP, mmHg | 70.0±5.91 | 79.7±4.63 | <0.0001 |
| Fasting glucose, mmol/L | 9.65±3.58 | 9.56±3.09 | 0.50 |
| Glucose-lowering therapy, % | 29.5 | 21.5 | <0.0001 |
| Body mass index, kg/m2 | 24.6±3.30 | 25.5±3.24 | <0.0001 |
| Triglyceride, mmol/L | 1.87±1.54 | 2.18±1.98 | <0.0001 |
| HDL-C, mmol/L | 1.51±0.42 | 1.55±0.43 | 0.04 |
| LDL-C, mmol/L | 2.38±0.86 | 2.42±0.91 | 0.29 |
| eGFR, mL/min/1.73m2 | 85.1±23.0 | 83.8±25.5 | 0.20 |
| Log(hs-CRP), mg/L | 0.004±1.50 | 0.02±1.48 | 0.76 |
| Smoking status, % | |||
| Never | 56.4 | 61.5 | 0.005 |
| Former | 6.14 | 6.01 | |
| Occasional | 3.49 | 3.44 | |
| Daily | 33.6 | 29.1 | |
| Alcohol consumption, % | |||
| Never | 59.0 | 61.6 | 0.01 |
| Former | 5.17 | 5.15 | |
| Occasional | 20.5 | 17.4 | |
| Daily | 15.0 | 15.9 | |
| Physical activity, % | |||
| Inactive | 7.82 | 7.56 | 0.73 |
| Moderately active | 73.5 | 75.3 | |
| Vigorously active | 18.5 | 17.0 | |
| Education level, % | |||
| Primary | 12.2 | 12.3 | 0.07 |
| Middle/high school | 81.5 | 83.6 | |
| College/university | 6.14 | 4.04 | |
| Occupation, % | |||
| White collar | 7.82 | 6.01 | 0.26 |
| Coalminer | 29.6 | 28.7 | |
| Blue collars | 62.2 | 65.0 |
Abbreviations: SBP: systolic blood pressure; DBP: diastolic blood pressure; BMI: body mass index; HDL-C: HDL-C: high density lipoprotein cholesterol; LDL-C: low density lipoprotein cholesterol; eGFR: estimated glomerular filtration rate; hs-CRP: high-sensitive C-reactive protein.
*
Continuous variables were reported as mean ± standard deviation.