Associations of Serum Nitric Oxide with Vitamin D and Other Metabolic Factors in Apparently Healthy Adolescents
Table 3
Clinical characteristics of the subject.
Parameter
Deficient
Insufficient
Sufficient
P-Value
N (%)
186 (25.1)
418 (56.5)
136 (18.4)
Age (years)
14.5 ± 1.5
14.2 ± 1.5
13.4 ± 1.
<0.001
Body Mass Index (kg/m2)
22.7 ± 4.8
22.0 ± 4.7
19.9 ± 3.
<0.001
Waist circumference (cm)
73.0 ± 10.8
74.3 ± 11.7
70.0 ± 12.1!
0.010
Hip circumference (cm)
91.0 ± 10.8
87.5 ± 9.
80.5 ± 11.
<0.001
WHR
0.8 ± 0.1
0.8 ± 0.1
0.9 ± 0.1
<0.001
Systolic BP (mmHg)
119.1 ± 14.5
119.9 ± 13.2
117.2 ± 15.4
0.23
Diastolic BP (mmHg)
72.2 ± 10.1
69.9 ± 9.
68.2 ± 9.
0.005
Glucose (mmol/l)
5.1 ± 0.8
5.2 ± 0.7
5.0 ± 0.6
0.12
Triglycerides (mmol/l)#
1.1 (0.8-1.5)
1.0 (0.8-1.3)
1.0 (0.8-1.3)
0.13
Total Cholesterol (mmol/l)
4.1 ± 1.1
4.3 ± 1.0
4.5 ± 1.
0.015
HDL-Cholesterol (mmol/l)
1.2 ± 0.4
1.2 ± 0.4
1.2 ± 0.4
0.42
LDL-Cholesterol (mmol/l)
2.5 ± 0.7
2.6 ± 0.8
2.7 ± 0.9
0.22
LDL/HDL ratio
2.4 ± 0.9
2.4 ± 1.2
2.6 ± 1.5
0.17
25(OH)D (nmol/l)#
20.4 (18.3-22.5)
35.1 (30.0-49.5
59.8 (53.2-65.5
<0.001
Nitric Oxide (µmole/l)#
18.0 (8.9-33.5)
12.9 (5.2-25.4
7.4 (4.4-12.7
<0.001
Note: data is presented as N (%) for frequencies and mean ± standard deviation for normal continuous variables; # denotes continuous variables with non-Gaussian distribution presented as median (-) percentiles; P-value is significant at 0.05 and 0.01. “” denotes significance compared to deficient; “!” denotes significance compared to insufficient.