Table 1 Baseline Characteristics stratified by Hcy quartiles.

From: Associations of plasma homocysteine levels with peripheral systolic blood pressure and noninvasive central systolic blood pressure in a community-based Chinese population

Hcy quartiles(μmol/L) Median

Total 11.96

Q1 8.87(≤10.02)

Q2 11.02(10.03–11.96)

Q3 13.16(11.97–14.91)

Q4 18.48 (≥14.92)

P-value

N

4364

1085

1097

1089

1093

 

Age (year-old), mean ± SD

57.20 ± 8.91

53.76 ± 7.51

56.87 ± 8.08

58.90 ± 9.06

59.25 ± 9.76

<0.001

BMI (Kg/m2), mean ± SD

26.06 ± 3.37

25.88 ± 3.54

26.01 ± 3.31

26.08 ± 3.34

26.25 ± 3.29

0.016

Scr (μmol/L), mean ± SD

66.89 ± 15.57

57.38 ± 9.06

63.37 ± 12.01

68.88 ± 13.32

77.88 ± 18.39

<0.001

Sex, N (%)

     

<0.001

Male

1652 (37.90%)

117 (10.80%)

302 (27.50%)

486 (44.60%)

747 (68.30%)

 

Female

2712 (62.10%)

968 (89.20%)

795 (72.50%)

603 (55.40%)

346 (31.70%)

 

Current smoking, N (%)

848 (19.40%)

70 (6.50%)

152 (13.90%)

232 (21.30%)

394 (36.00%)

<0.001

Current alcohol drinking, N (%)

1022 (23.40%)

119 (11.00%)

210 (19.10%)

266 (24.40%)

427 (39.10%)

<0.001

Hypertension, N (%)

2188 (50.10%)

450 (41.50%)

523 (47.70%)

580 (53.30%)

635 (58.10%)

<0.001

Diabetes, N (%)

1089 (25.00%)

254 (23.40%)

288 (26.30%)

294 (27.00%)

253 (23.10%)

0.082

Hyperlipidemia, N (%)

3120 (71.50%)

773 (71.20%)

782 (71.30%)

800 (73.50%)

765 (70.00%)

0.342

Self-reported CVD, N (%)

574 (13.20%)

109 (10.00%)

132 (12.00%)

166 (15.20%)

167 (15.30%)

<0.001

Antihypertension Drugs, N (%)

1408 (32.50%)

284 (26.30%)

348 (32.00%)

367 (33.90%)

409 (37.70%)

<0.001

pSBP (mmHg)

129.94 ± 18.03

126.54 ± 17.33

128.70 ± 17.15

131.04 ± 18.11

133.48 ± 18.74

<0.001

cSBP (mmHg)

133.25 ± 18.58

131.60 ± 17.94

132.22 ± 17.87

133.89 ± 18.96

135.30 ± 19.31

<0.001

Hcy (μmol/L), Median (IQR)

11.96(10.03–14.92)

8.87(8.12–9.55)

11.02(10.52–11.47)

13.16(12.52–13.94)

18.48 (16.39–25.01)

<0.001

folate (ng/ml), Median (IQR)

6.18 (5.00–8.19)

7.71 (6.04–10.15)

6.68 (5.49–8.73)

5.94 (5.04–7.60)

4.90 (4.22–5.91)

<0.001

  1. Abbreviations: Hcy, homocysteine; Scr, serum creatinine; BMI, body mass index; cSBP, central systolic blood pressure; pSBP, peripheral systolic blood pressure; CVD, cardiovascular disease.
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