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Table 1 Baseline demographic and clinical characteristics of the intention-to-treat population (N = 59)

From: Outcomes from a three-arm randomized controlled trial of frequent immersion in thermoneutral water on cardiovascular risk factors

 

Overall N = 59

Bath1 N = 19

Bath2 N = 21

Control N = 19

P

Gender (female/male)

29/30

5/14

14/7

10/9

0.04*a

Age (years)

57.6 (9.6)

60.2 (6.7)

57.1 (10.0)

55.5 (11.4)

0.32

Patients taking antihypertensive medication (n)

33 (55.9 %)

11 (57.9 %)

7 (33.3 %)

15 (78.9 %)

0.02*a

No CVRF (n)

2

0

2

0

0.46a

1–2 CVRF (n)

32

9

13

10

≥3 CVRF (n)

22

9

5

8

CVD (n)

3

1

1

1

Smoking status (smoker/non-smoker)

9/50 (15 %)

1/18 (5 %)

4/17 (19 %)

4/15 (21 %)

0.33a

SBP (mm Hg)

145.2 (10.2)

147.2 (7.8)

143.8 (12.3)

144.8 (9.9)

0.55

DBP (mm Hg)

90.1 (8.5)

91.8 (8.4)

90.5 (9.9)

88.1 (7.0)

0.42

BMI (kg/m2)

29.5 (5.7)

29.9 (5.3)

27.4 (5.3)

31.3 (5.9)

0.08

Waist circumference (cm)

102.0 (13.0)

106.0 (14.0)

98.0 (13.0)

103.0 (11.0)

0.20

Cholesterol total (mg/dl) (50–200)

226.0 (36.0)

219.0 (38.0)

230.0 (35.0)

227.0 (36.0)

0.63

LDL (mg/dl) (<160)

138.0 (33.0)

135.0 (33.0)

143.0 (31.0)

137.0 (35.0)

0.72

HDL (mg/dl) (>40)

48.0 (15.0)

47.0 (13.0)

51.0 (15.0)

44.0 (15.0)

0.28

LDL/HDL Quotient (<3)

3.2 (1.3)

2.9 (0.9)

3.1 (1.5)

3.5 (1.5)

0.38

Triglyceride (mg/dl) (<150)

153.0 (88.0)

168.0 (107.0)

126.0 (56.0)

168.0 (95.0)

0.22

CRP (mg/l) (0–5)

2.7 (2.3)

2.5 (2.3)

2.3 (2.3)

3.3 (2.3)

0.36

Fasting blood glucose (mg/dl) (70–110)

99.0 (23.0)

110.0 (30.0)

90.0 (18.0)

95.0 (15.0)

0.02*

  1. Data are shown as mean and standard deviation (SD)
  2. *P < 0.05
  3. BMI body mass index, CVRF cardiovascular risk factors, CVD cardiovascular disease, SBP systolic blood pressure, DBP diastolic blood pressure, CRP C-reactive protein
  4. aChi2-test