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Table 1 Baseline characteristics of NHANES participants included in this study

From: The association between systemic inflammation markers and the prevalence of hypertension

 

Total (N = 42829)

Non-hypertension (N = 28109)

Hypertension (N = 14720)

P

Ages(years)

49.00(34.00,64.00)

41.00(30.00,56.00)

62(50.00,72.00)

 < 0.001

Gender

   

0.55

 Male(%)

20476(48.44)

13710(48.77)

7036(87.80)

 

 Female(%)

22083(51.56)

14399(51.23)

7684(52.20)

 

Race

   

 < 0.001

 Non-white people(%)

23166(54.09)

15404(54.80)

7762(52.73)

 

 White people(%)

19663(45.91)

12705(45.20)

6958(47.27)

 

Education

   

 < 0.001

 Less than high school(%)

11855(27.8)

7620(25.83)

4595(31.22)

 

 High school(%)

9856(23.01)

6282(22.35)

3574(24.28)

 

 Above high school (%)

21066(49.19)

14533(51.70)

6533(44.38)

 

 Not recorded(%)

52(0.12)

34(0.12)

18(0.12)

 

Smoking

   

 < 0.001

 No(%)

23046(53.81)

15765(56.09)

7281(49.46)

 

 Yes(%)

19746(46.10)

12319(43.83)

7427(50.46)

 

 Not recorded(%)

37(0.09)

25(0.09)

12(0.08)

 

Alcohol

   

 < 0.001

 No(%)

7740(18.07)

4098(14.58)

3642(24.74)

 

 Yes(%)

26361(61.55)

18380(65.39)

7980(54.22)

 

 Not recorded(%)

8728(20.38)

5631(20.03)

3097(21.04)

 

Diabetes

   

 < 0.001

 No(%)

36963(86.30)

26172(93.11)

10791(73.31)

 

 Yes(%)

5011(11.70)

1595(5.67)

3416(23.21)

 

 Not recorded(%)

855(2.00)

342(1.22)

513(3.48)

 

Hyperlipidemia

   

 < 0.001

 No(%)

20690(48.31)

14784(52.60)

5906(40.12)

 

 Yes(%)

13277(31.00)

5793(20.61)

7484(50.84)

 

 Not recorded(%)

8862(20.69)

7532(26.79)

1330(9.04)

 

Pulse rate(bpm)

72.00(64.00,80.00)

72.00(64.00,80.00)

72.00(64.00,80.00)

 < 0.001

BMI(kg/m2)

27.80(24.21,32.13)

26.85(23.55,30.90)

29.64(26.00,34.30)

 < 0.001

Lymphocyte number

2.00(1.60,2.50)

2.00(1.70,2.50)

2.00(1.60,2.50)

 < 0.001

Monocyte number

0.40(0.50,0.70)

0.50(0.40,0.60)

0.50(0.40,0.70)

 < 0.001

Neutrophils number

4.00(3.10,5.20)

4.00(3.10,5.20)

4.10(3.20,5.20)

 < 0.001

Platelet count

246.00(208.00,290.00)

247.00(210.00,291.00)

241(202.00,287.00)

 < 0.001

ALT

21.00(16.00,28.00)

21.00(16.00,28.47)

21.00(17.00,28.00)

 < 0.001

AST

23.00(19.00,28.00)

23.00(19.00,27.00)

23.00(20.00,28.00)

 < 0.001

TC(mmol/L)

4.99(4.32,5.74)

5.02(4.34,5.72)

4.99(4.27,5.74)

0.002

TG (mmol/L)

1.37(0.90,2.09)

1.28(0.86,1.98)

1.54(1.04,2.29)

 < 0.001

LDL-C (mmol/L)

2.86(2.28,3.49)

2.89(2.33,3.50)

2.82(2.20,3.47)

 < 0.001

HDL-C (mmol/L)

1.29(1.08,1.60)

1.32(1.09,1.60)

1.27(1.06,1.58)

 < 0.001

GLU

5.11(4.72,5.72)

5.00(4.61,5.50)

5.44(4.91,6.38)

 < 0.001

HbA1c

5.50(5.20,5.80)

5.40(5.10,5.60)

5.70(5.40,6.20)

 < 0.001

Serum uric acid (mmol/L)

315.20(261.70,374.70)

303.30(249.80,362.80)

339.00(285.50,404.50)

 < 0.001

Serum creatinine (mmol/L)

73.37(61.88,88.40)

70.72(61.88,85.75)

79.56(66.07,97.24)

 < 0.001

C-Reactive protein

0.36(0.10,1.27)

0.30(0.08,1.10)

0.50(0.15,1.62)

 < 0.001

SBP(mmHg)

121(111,135)

117(109,127)

132(120,147)

 < 0.001

DBP(mmHg)

71(63,78)

70(63,77)

72(63,81)

 < 0.001

MAP(mmHg)

87.33(80.22,95.33)

85.56(78.89,92.44)

91.78(83.78,100.44)

 < 0.001

SII

486.46(345.43,688.00)

481.25(344.51,678.33)

495.58(347.15,706.64)

 < 0.001

SIRI

1.05(0.71,1.54)

1.00(0.69,1.47)

1.12(0.75,1.67)

 < 0.001

AISI

255.30(165.00,396.57)

249.23(162.03,384.81)

268.80(171.60,419.98)

 < 0.001

LogSII

2.69(2.54,2.84)

2.68(2.54,2.83)

2.70(2.54,2.85)

 < 0.001

LogSIRI

0.02(-0.15,0.19)

0.00(-0.16,0.17)

0.05(-0.12,0.22)

 < 0.001

LogAISI

2.41(2.22,2.60)

2.40(2.21,2.59)

2.43(2.23,2.62)

 < 0.001

  1. ALT Alanine transaminase, AST Aspartate transaminase, TC Total cholesterol, TG Triglyceride, LDL-C Low density lipoprotein cholesterol, HDL-C High density lipoprotein cholesterol, GLU glucose HbA1c glycated hemoglobin, CRP C-reactive protein, SBP systolic blood pressure, DBP Diastolic blood pressure, MAP Mean arterial pressure, SII Systemic immune inflammation index, SIRI System inflammation response index, AISI Aggregate index of systemic inflammation