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Table 1 Sample characteristics of participants according to quartile of the DASH score (n = 66,427)

From: Association between dietary approaches to stop hypertension (DASH) diet and hyperuricemia among Chinese adults: findings from a nationwide representative study

Characteristics

DASH score

P-value

Q1(0–1)

Q2(1.01–1.99)

Q3(2–2.5)

Q4 (2.51–9)

n

19,548

10,506

21,974

14,399

 

 Male (%)

9807 (50.2%)

5128 (48.8%)

10,441 (47.5%)

6674 (46.4%)

< 0.001

 Age (years)

52 (42, 62)

52 (43, 63)

54 (44, 64)

56 (46, 65)

< 0.001

Age group

    

< 0.001

 < 45

6549 (33.5%)

3130 (29.8%)

5808 (26.4%)

3517 (24.4%)

 

 45–59

7377 (37.7%)

4007 (38.1%)

8361 (38%)

5216 (36.2%)

 

 ≥60

5622 (28.8%)

3369 (32.1%)

7805 (35.5%)

5666 (39.3%)

 

Region

    

< 0.001

 City

8745 (44.7%)

4571 (43.5%)

8632 (39.3%)

5057 (35.1%)

 

 Rural

10,803 (55.3%)

5935 (56.5%)

13,342 (60.7%)

9342 (64.9%)

 

Ethic group

    

< 0.001

 Han

17,447 (89.3%)

9478 (90.2%)

19,678 (89.6%)

12,516 (86.9%)

 

 Others

2101 (10.7%)

1028 (9.8%)

2296 (10.4%)

1883 (13.1%)

 

Education

    

< 0.001

 <High School

14,916 (76.3%)

8231 (78.3%)

17,860 (81.3%)

11,905 (82.7%)

 

 High School

2899 (14.8%)

1401 (13.3%)

2692 (12.3%)

1674 (11.6%)

 

 >High School

1733 (8.9%)

874 (8.3%)

1422 (6.5%)

820 (5.7%)

 

Marital status

    

< 0.001

 Not single

17,918 (91.7%)

9690 (92.2%)

20,227 (92.3%)

13,274 (92.2%)

 

 Single

1630 (8.3%)

816 (7.8%)

1697 (7.7%)

1125 (7.8%)

 

Physical Activity Level

    

< 0.001

 Sedentary

3272 (16.7%)

1711 (16.3%)

3772 (17.2%)

2465 (17.1%)

 

 Moderate

6341 (32.4%)

3374 (32.1%)

6820 (31%)

4315 (30%)

 

 Vigorous

9935 (50.8%)

5421 (51.6%)

11,382 (51.8%)

7619 (52.9%)

 

Smoking

    

< 0.001

 Never

12,592 (64.4%)

6876 (65.4%)

14,594 (66.4%)

9929 (69%)

 

 Former

1224 (6.3%)

758 (7.2%)

1575 (7.2%)

1072 (7.4%)

 

 Current

5732 (29.3%)

2872 (27.3%)

5805 (26.4%)

3398 (23.6%)

 

Drinking (yes)

    

< 0.001

 Never

11,777 (60.2%)

6381 (60.7%)

13,986 (63.6%)

9959 (69.2%)

 

 Former

1799 (9.2%)

997 (9.5%)

2006 (9.1%)

1177 (8.2%)

 

 Current

5972 (30.6%)

3128 (29.8%)

5982 (27.2%)

3263 (22.7%)

 

NCDs (yes)

 Total

10,130 (51.8%)

5513 (52.5%)

12,188 (55.5%)

8055 (55.9%)

< 0.001

 Diabetes (yes)

1673 (8.6%)

924 (8.8%)

1968 (9%)

1269 (8.8%)

0.558

 Hypertension (yes)

7602 (38.9%)

4268 (40.6%)

9737 (44.3%)

6608 (45.9%)

< 0.001

 Dyslipidemia (yes)

4538 (23.2%)

2307 (22%)

4824 (22%)

2991 (20.8%)

< 0.001

 Urologic disease (yes)

2041 (10.4%)

1115 (10.6%)

2320 (10.6%)

1387 (9.6%)

0.019

 Hyperuricemia (yes)

3687 (18.9%)

1812 (17.2%)

3214 (14.6%)

1906 (13.2%)

< 0.001

Medication history

 Total

2859 (14.6%)

1699 (16.2%)

3736 (17%)

2671 (18.5%)

< 0.001

 Hypoglycemic (yes)

682 (3.5%)

376 (3.6%)

794 (3.6%)

537 (3.7%)

0.702

 Antihypertensive (yes)

2281 (11.7%)

1351 (12.9%)

3018 (13.7%)

2165 (15%)

< 0.001

 Lipid-lowering (yes)

441 (2.3%)

293 (2.8%)

681 (3.1%)

501 (3.5%)

< 0.001

 BMI (kg/m2)

23.8 (21.5, 26.3)

23.9 (21.6, 26.5)

24.1 (21.7, 26.5)

24 (21.7, 26.6)

< 0.001

 SUA (mg/dL)

5.2 (4.3, 6.3)

5.1 (4.2, 6.2)

5 (4.1, 6)

4.8 (4, 5.8)

< 0.001

  1. Continuous variables were reported as median (IQR). Categorical variables were reported as N (%)
  2. Abbreviations: DASH Dietary Approaches to Stop Hypertension, BMI Body mass index, SUA Serum uric acid, NCDs noncommunicable diseases, IQR interquartile range
  3. P-value were calculated by Kruskal-Wallis tests for continuous variables, andχ2 test for categorical variables
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Nutrition Journal

ISSN: 1475-2891

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