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Table 1 Anthropometric characteristics and values of casual blood pressure, ambulatory BP and of biochemical data in individuals classified as WCH and HTs

From: Diagnostic value and cost-benefit analysis of 24 hours ambulatory blood pressure monitoring in primary care in Portugal

 

WCH (n = 130)

HTs (n = 206)

p

Age (years)

50 ± 14

52 ± 14

0.27

Women (%)

68

51

<0.05

BMI (kg/m 2 )

26 ± 4

27 ± 4

0.35

BMI >29.9 Kg/m2 (%)

18

23

0.32

Smokers (%)

14

24

<0,01

Dyslipidemia (%)

38

47

<0.05

Diabetes (%)

2.3

3.9

0.19

Family history of CV disease (%)

13

20

0.23

Office SBP (mm Hg)

154 ± 12

161 ± 15

<0,001

Office DBP (mm Hg)

92 ± 10

94 ± 9

<0,05

24 h SBP (mm Hg)

120 ± 6

135 ± 10

<0,001

24 h DBP (mm Hg)

73 ± 5

85 ± 7

<0,001

24 h PP (mm Hg)

47 ± 6

51 ± 9

<0,001

24 h Heart rate (beats/min)

73 ± 9

77 ± 9

<0,001

Daytime SBP (mm Hg)

124 ± 6

140 ± 10

<0,001

Daytime DBP day (mm Hg)

77 ± 5

89 ± 8

0.052

Nighttime SBP (mm Hg)

113 ± 8

126 ± 12

<0,001

Nighttime DBP day (mm Hg)

66 ± 6

76 ± 8

<0,001

Nocturnal SBP fall (%)

8,7 ± 5,6

10,1 ± 5,6

<0,05

Inverted-dipper (%)

2

4

0.44

Non-dipper (%)

43

46

0.62

Dipper (%)

46

47

0.71

Extreme-dipper (%)

9

3

0.11

SBP on awakening (mm Hg)

116 ± 15

134 ± 17

<0,001

Total Cholesterol (mg/dl)

216 ± 37

220 ± 39

0.12

HDL-C (mg/dl)

58 ± 15

54 ± 17

0.14

Tryglicerides (mg/dl)

128 ± 83

160 ± 124

<0,05

Glicemia (mg/dl)

95 ± 19

101 ± 26

0.09

numRF (n)

1,15 ± 0,90

1,44 ± 0,98

<0,05

  1. Values expressed as average ± standard deviation.
  2. WCH White Coat Hypertensive, HTS Sustained Hypertensive, BMI Body Mass Index, SBP Systolic blood pressure, DBP Diastolic blood pressure, HR heart rate; PP Pulse Pressure, numRF Number of risk factors, p level of significance.
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BMC Cardiovascular Disorders

ISSN: 1471-2261

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