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Table 1 Characteristics of the participants at baseline according to BP-control group

From: Achieving blood pressure control targets in hypertensive patients of rural China – a pilot randomized trial

 

Total

A Standard

(140 ~ < 150 mmHg)

B Moderate

(130 ~ < 140 mmHg)

C Intensive

(< 130 mmHg)

P value*

Number

105

35

35

35

 

Age (years)

 Overall

68.4 ± 5.5

67.4 ± 4.9

68.2 ± 5.8

69.5 ± 5.8

0.259

 ≥ 75 years of age

17 (16.2%)

3 (8.6%)

6 (17%)

8 (22.9%)

 

Baseline blood pressure (mmHg)

 Systolic

149.6 ± 11.6

146.7 ± 8.6

147.2 ± 7.0

150.6 ± 8.5

0.098

 Diastolic

89.2 ± 9.7

87.3 ± 9.1

88.5 ± 9.5

89.7 ± 10.6

0.581

BMI

26.5 ± 3.4

25.8 ± 3.3

26.9 ± 3.8

26.8 ± 3.1

0.346

Sex

    

1

 Male

33 (31.4%)

11 (31.4%)

11 (31.4%)

11 (31.4%)

 

 Female

72 (68.6%)

24 (68.6%)

24 (68.6%)

24 (68.6%)

 

Smoking status

    

0.446

 Never

84 (80.0%)

27 (77.1%)

27 (77.1%)

30 (85.7%)

 

 Former

12 (11.4%)

6 (17.1%)

3 (8.6%)

3 (8.6%)

 

 Current

9 (8.6%)

2 (5.7%)

5 (14.3%)

2 (5.7%)

 

Diabetes history

16 (15.2%)

6 (17.1%)

3 (8.6%)

7 (20.0%)

 

Distribution of systolic blood pressure (number %)

    

0.143

 > 150 mmHg

43 (41.0%)

11 (31.4%)

12 (34.3%)

20 (57.1%)

 

 > 140 ≤ 150 mmHg

48 (45.7%)

17 (48.6%)

19 (54.3%)

12 (34.3%)

 

 > 130 ≤ 140 mmHg

14 (13.3%)

7 (20.0%)

4 (11.4%)

3 (8.6%)

 

Antihypertensive drug use

1.4

1.4

1.4

1.5

0.923

Other medication usage

 Statins

6 (5.7%)

1 (2.9%)

3 (8.6%)

2 (5.7%)

 

 Aspirin

21 (20.0%)

6 (17.1%)

7 (20%)

8 (22.9%)

 

Laboratory results

 Glucose (mmol/L)

6.5 ± 1.7

6.7 ± 1.8

6.4 ± 2.0

6.3 ± 1.3

0.559

 Cholesterol (mmol/L)

5.5 ± 1.5

5.1 ± 1.8

5.6 ± 1.0

5.8 ± 1.5

0.103

 Triglycerides (mmol/L)

1.8 ± 1.5

2.0 ± 2.2

1.7 ± 1.1

1.8 ± 0.9

0.575

 LDL (mmol/L)

4.1 ± 0.9

3.9 ± 0.9

4.0 ± 0.9

4.3 ± 0.9

0.307

 HDL (mmol/L)

1.5 ± 0.3

1.5 ± 0.3

1.5 ± 0.3

1.5 ± 0.3

0.913

 Homocysteine (μmol/L)

10.4 ± 2.6

10.6 ± 3.2

9.9 ± 1.9

10.5 ± 2.7

0.496

MTHHR C677T

    

0.679

 CC

24 (22.9%)

7 (20.0%)

7 (20.0%)

10 (28.6%)

 

 CT

52 (49.5%)

20 (57.1%)

18 (51.4%)

14 (40.0%)

 

 TT

29 (27.6%)

8 (22.9%)

10 (28.6%)

11 (31.4%)

 
  1. Data are mean (SD) or number (%)
  2. ACE angiotensin-converting enzyme, ARB angiotensin-II-receptor blocker, BMI body mass index, BP blood pressure, MTHFR methylenetetrahydrofolate reductase, LDL low-density lipoprotein, HDL high-density lipoprotein
  3. *Difference between groups p < 0·0001