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Table 1 Salt sensitivity and socio-demographic, clinical factors in the HIV positive and HIV negative groups

From: HIV-positive demonstrate more salt sensitivity and nocturnal non-dipping blood pressure than HIV-negative individuals

 

HIV positive participants

HIV Negative participants

Salt sensitive

n, 23

Salt resistant

n, 20

Salt-sensitive

n, 21

Salt-resistant

n, 21

p-value

Age, median (interquartile range)

40 (39, 42)

41 (38, 42)

39 (37, 41)

40 (37, 43)

0.38

Sex, n(%)

 Male

12 (31.6)

8 (21.0)

9 (23.7)

9 (23.7)

0.56

 Female

11 (23.5)

12 (25.5)

12 (25.5)

12 (25.5)

 

Body mass index, kg/m2

24 (20, 27)

22 (19, 25)

25 (23, 29)

23 (21, 25)

0.07

BP status, n(%)

 Hypertensive

21 (48.8)

1 (2.3)

15 (34.9)

6 (14.0)

< 0.001

  Adjusted residual

4.57

−4.66

2.20

2.33

 

 Normotensive

2 (4.8)

19 (45.2)

6 (14.3)

15 (35.7)

 

  Adjusted residual

−4.57

4.66

−2.20

2.33

 

Dipping status on low-salt, n (%)

 Dipper, ≥10%

8 (16.7)

16 (33.3)

8 (16.7)

16 (33.3)

0.002

  Adjusted residual

−2.46

2.43

−1.96

2.10

 

 Non-dipper, < 10%

15 (40.5)

4 (10.8)

13 (35.1)

5 (13.5)

 

  Adjusted residual

2.46

−2.43

1.96

− 2.10

 

Dipping status on high-salt, n (%)

 Dipper, ≥10%

2 (5.6)

17 (47.2)

2 (5.6)

15 (41.7)

< 0.001

  Adjusted residual

−3.82

4.41

−3.51

3.11

 

 Non-dipper, < 10%

21 (42.9)

3 (6.1)

19 (38.8)

6 (12.2)

 

  Adjusted residual

3.82

−4.41

3.51

−3.11

 
  1. Row percentage used. Kruskal-Wallis test and Chi-square test used. P-value less than 0.05 are in bold