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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