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Table 1 Clinical features and circadian rhythm pattern of blood pressure in Neurofibromatosis type 1 patients

From: Blunted circadian variation of blood pressure in individuals with neurofibromatosis type 1

 

Total median (IQR)

Dipper median (IQR)

Non-dipper median (IQR)

Riser median (IQR)

p-value

n = 24

n = 8 (33%)

n = 12 (50%)

n = 4 (17%)

Age, y

38,5 (26.5–53.5)

44.0 (30.5–53.5)

34.5 (25.0–54.0)

33.5 (23.5–48.0)

0.709

Men, n (%)

10 (41.7)

3 (37.5)

4 (33.3)

3 (75.0)

0.328

BMI (Kg/m2)

23.8 (20.1–25.8)

23.7 (20.4–25.6)

23.9 (20.4–25.8)

22.5 (18.7–26.8)

0.944

Casual SBP mmHg

105.5 (95.0-110.0)

110.0 (110.0 -120.0)

100.0 (90.0 -109.0)

100.0 (95.0 -103.0)

0.085

Casual DBP mmHg

60.0 (60.0–70.0)

70.0 (60.0–75.0)

60.0 (60.0–70.0)

60.0 (55.0-64.5)

0.244

Casual PR bpm

75.0 (72.0–83.0)

80.0 (65.5–87.5)

75.0 (72.0–80.0)

76.5 (72.5–88.5)

0.839

ABPM

     

24 h-SBP mmHg

110.5 (104.5–116.0)

113.5 (110.5–116.0)

107.5 (99.0-116.0)

109.0 (107.0-117.5)

0.443

24 h-DBP mmHg

69.5 (66.5–73.5)

71.0 (67.5–75.0)

68.5 (64.5–71.0)

71.5 (68.0–74.0)

0.563

24 h-PR bpm

73.9 (67.0–83.0)

76.0 (69.0-85.3)

69.5 (65.5–79.0)

83.5 (77.0–89.0)

0.098

Daytime SBP mmHg

114.5 (106.0-119.5)

119.0 (116.0-122.0)

110.0 (103.5-117.5)

108.0 (106.0-112.0)

0.076

Daytime DBP mmHg

72.0 (69.5–76.5)

76.0 (71.5–79.5)

71.5 (68.0–75.0)

71.0 (68.0–73.0)

0.264

Daytime PR bpm

77.0 (69.0–89.0)

78.5 (71.5–90.5)

73.5 (67.0-80.5)

88.0 (76.5–95.0)

0.197

Nocturnal SBP mmHg

105.0 (99.5-109.2)

102.5 (101.0-108.0)

102.5 (96.0-113.3)

109.0 (107.0-126.0)

0.249

Nocturnal DBP mmHg

63.5 (60.0–68.0)

63.0 (59.0–68.0)

63.5 (60.5–65.0)

71.0 (62.5–80.5)

0.362

Nocturnal PR bpm

70.2 (61.5–77.5)

69.5 (63.5–75.9)

66.0 (60.5–73.2)

77.5 (75.0–82.0)

0.095

Systolic decline (%)

9.5 (5.0-11.1)

12.1 (10.4–13.7)

7.6 (5.0-9.5)

1.0 (0.9-12.14)

0.003

Diastolic decline (%)

13.5 (9.5–17.0)

18.6 (14.5–19.3)

12.8 (8.9–13.7)

12.0 (4.2–22.3)

0.030

Pulse rate decline (%)

11.7 (6.8–14.3)

13.4 (7.7–15.8)

8.7 (5.4–12.9)

13.2 (10.7–16.5)

0.311

  1. ABPM: ambulatory blood pressure monitoring; BMI: Body Mass Index; SBP: systolic blood pressure; DBP: diastolic blood pressure; PR: pulse rate; bpm: beats per minute