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Table 1 Variable characteristics

From: Aggregate blood pressure responses to serial dietary sodium and potassium intervention: defining responses using independent component analysis

 

Males (N = 974)

Females (N = 868)

Variable

Mean

SD

SE

Mean

SD

SE

Demographic

      

AGE

39.2

9.5

0.3

38.2

9.3

0.3

Anthropometric

      

B2_WST

81.9

9.9

0.3

78.5

9.5

0.3

B_BMI

23.2

3.1

0.1

23.5

3.2

0.1

Hemodynamic

      

B_SBP

118.6

12.5

0.4

115.0

15.5

0.5

B_DBP

75.6

9.8

0.3

71.8

10.5

0.3

L_SBP

113.3

11.1

0.4

109.3

13.1

0.4

L_DBP

73.2

9.3

0.3

68.6

9.6

0.3

H_SBP

117.8

12.1

0.4

114.5

15.0

0.5

H_DBP

74.5

9.9

0.3

71.1

10.3

0.4

K_SBP

114.1

11.6

0.4

111.1

14.3

0.5

K_DBP

73.4

9.5

0.3

69.4

9.9

0.3

B_PP

43.0

9.0

0.3

43.2a

9.8

0.3

L_PP

40.1

8.9

0.3

40.7a

9.4

0.3

H_PP

43.2

8.8

0.3

43.4a

9.5

0.3

K_PP

40.8

8.9

0.3

41.7

9.6

0.3

D_LH_SBP

4.4

5.9

0.2

5.3

6.1

0.2

D_LH_DBP

1.3

5.5

0.2

2.5

5.3

0.2

D_HK_SBP

−3.6

5.2

0.2

−3.4

5.8

0.2

D_HK_DBP

−1.2

4.7

0.2

−1.7

4.4

0.2

D_BL_SBP

−5.3

6.9

0.2

−5.7a

7.1

0.2

D_BL_DBP

−2.4

5.7

0.2

−3.2

5.3

0.2

  1. Abbreviations: SD = standard deviation; SE = standard error; AGE = age in years; SBP = Systolic Blood Pressure (mm Hg); DBP = Diastolic Blood Pressure (mm Hg); PP = Pulse Pressure = SBP-DBP; BMI = Body Mass Index (kg/m2); WST = waist circumference (cm); B_ = Baseline; L_ = Low sodium intervention; H_ = High sodium intervention; K_ = Potassium supplement intervention; D_BL_ = response (delta), Low minus Baseline; D_LH_ = response (delta), High minus Low sodium; D_HK_ = response (delta), Potassium minus High sodium
  2. aAll mean values are significantly different across genders at 0.05 except as noted by asterisk using standard error comparison