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Table 1 Baseline clinical characteristics of subjects

From: Association of glucose and blood pressure variability on oxidative stress in patients with type 2 diabetes mellitus and hypertension: a cross-sectional study

Clinical characteristics

Mean ± SD, n (%)

Age (years)

64.5 ± 13.3

Sex (male)

34 (56.7)

Body mass index (kg/m2)

27.6 ± 4.5

Smoking (%)

12 (20.0)

Drinking (%)

17 (28.3)

Duration of diabetes (years)

13.9 ± 12.4

Dyslipidemia

48 (80.0)

 Low-density lipoprotein cholesterol (mg/dL)

108.3 ± 36.4

 High-density lipoprotein cholesterol (mg/dL)

44.2 ± 12.0

 Triglycerides (mg/dL)

152.3 ± 74.1

Estimated glomerular filtration rate (mL/min/1.73 m2)

75.0 ± 21.3

HbA1c (%)

8.5 ± 1.2

Mean glucose level (mg/dL)

182.2 ± 36.7

Markers of glucose variability

 %CV

23.7 ± 5.7

 MAGE (mg/dL)

125.9 ± 35.2

Fasting plasma glucose state (mg/dL)

141.9 ± 33.9

AUCPP (mg/dL/h)

470.6 ± 291.1

Markers of BP variability

 Daytime average of SBP (mmHg)

129.9 ± 14.7

 Daytime SD of SBP (mmHg)

15.0 ± 4.5

 Daytime CV of SBP (mmHg)

11.6 ± 3.5

 Daytime average of DBP (mmHg)

76.6 ± 10.8

 Daytime SD of DBP (mmHg)

9.9 ± 3.1

 Daytime CV of DBP (mmHg)

13.0 ± 4.1

 Nighttime average of SBP (mmHg)

122.2 ± 17.8

 Nighttime SD of SBP (mmHg)

13.4 ± 3.9

 Nighttime CV of SBP (mmHg)

11.1 ± 3.3

 Nighttime average of DBP (mmHg)

70.9 ± 12.6

 Nighttime SD of DBP (mmHg)

8.3 ± 2.6

 Nighttime CV of DBP (mmHg)

12.0 ± 4.2

Dipper/non-dipper/riser/extreme-dipper

16/27/16/1

LF/HF ratio

3.7 ± 2.3

CVR–R (%)

2.9 ± 2.1

d-ROMs (U.CARR)

356.1 ± 66.7

Macroangiopathy

14 (23.3)

Nephropathy

25 (41.7)

Neuropathy

31 (51.7)

Retinopathy

21 (35.0)

Diabetes therapy

 Diet alone

16 (26.7)

 Metformin

21 (35.0)

 Sulfonylurea

24 (40.0)

 Glinide

0 (0.0)

 α-Glucosidase inhibitor

11 (18.3)

 Thiazolidine

11 (18.3)

 Dipeptidyl peptidase 4 inhibitor

25 (41.7)

 Sodium glucose cotransporter 2 inhibitors

6 (10.0)

 Glucose-like peptide 1 receptor agonist

7 (11.7)

 Insulin

14 (23.3)

Antihypertensive drugs

 Diet alone

23 (38.3)

 Angiotensin II receptor blocker

26 (43.3)

 Calcium channel blocker

29 (48.3)

 Diuretic

5 (8.3)

 α Blocker

1 (1.7)

 β Blocker

4 (6.7)

Other treatments

 Lipid-lowering drugs (statins)

33 (55.0)

  1. Data are mean ± SD, n (%)
  2. 1 U.CARR (arbitrary unit) = the oxidant capacity of a 0.08 mg/dL H2O2 solution
  3. HbA1c hemoglobin A1c, %CV percentage coefficient of variation for glucose, MAGE mean amplitude of glycemic excursions, AUCPP area under the postprandial plasma glucose curve, CV coefficient of variation, SD standard deviation, SBP systolic blood pressure, DBP diastolic blood pressure, LF/HF low frequency power/high-frequency power, CVR–R coefficient of variation in the R–R intervals, d-ROMs diacron-reactive oxygen metabolites