Table 1 Baseline characteristics of the study population

Age (year)

41.3 ± 10.5

43.3 ± 10.6

.257

Male (%^a)

39 (52.0)

37 (49.3)

.870

SBP (mmHg)

123.5 ± 15.0

133.2 ± 17.5

<.001

DBP (mmHg)

78.2 ± 9.2

80.4 ± 10.2

.167

Heart rate (beats/min)

80.3 ± 11.7

79.3 ± 13.1

.637

History of hypertension (%^a)

58 (77.3)

64 (85.3)

.295

Duration of hypertension (year)

8 (1–20)

8 (1–25)

.429

History of diabetes mellitus (%^a)

13 (17.3)

14 (18.7)

.832

Duration of diabetes mellitus (year)

9.0 ± 5.9

12.7 ± 6.8

.142

Duration of CKD (year)

10 (3–25)

7 (1–24)

.015

Serum hemoglobin level (g/dL)

13.71 ± 1.84

12.02 ± 1.50

<.001