Sensitivity and Specificity Improvement in Abdominal Obesity Diagnosis Using Cluster Analysis during Waist Circumference Cut-Off Point Selection
Table 8
General characteristics of the subjects after categorization using the newly selected WC cutpoints. Maracaibo City Metabolic Syndrome Prevalence Study, 2013.
Women
Men
Abdominal obesity*
Abdominal obesity**
Absence
Presence
Absence
Presence
Mean
SD
Mean
SD
Mean
SD
Mean
SD
BMI (Kg/m2)
23.84
3.33
32.58
5.58
<0.0001
24.98
3.22
33.30
6.03
<0.0001
WC (cm)
80.84
7.37
102.85
9.26
<0.0001
87.22
7.47
111.60
12.94
<0.0001
FG (mg/dL)
12.67
6.96
16.62
11.04
<0.0001
11.37
7.16
18.66
11.04
<0.0001
Insulin (µUI/mL)
90.29
11.67
98.28
21.81
<0.0001
89.56
12.18
99.99
28.10
<0.0001
HOMA2-IR
146.16
55.94
150.01
62.82
<0.0001
135.45
50.81
165.07
80.20
<0.0001
HOMA2-Bcell
67.59
39.68
56.62
37.36
0.313
79.18
43.15
49.25
35.45
<0.0001
HOMA2-S
1.85
0.96
2.46
1.55
<0.0001
1.67
1.03
2.77
1.57
<0.0001
T-Chol (mg/dL)
185.04
41.95
204.04
45.07
<0.0001
180.75
42.54
196.06
51.89
<0.0001
TAG (mg/dL)
93.86
66.33
136.68
87.99
<0.0001
113.00
73.17
170.87
118.50
<0.0001
HDL-c (mg/dL)
48.80
11.77
45.32
11.86
<0.0001
43.55
12.65
38.14
8.78
<0.0001
SBP (mmHg)
112.12
14.47
122.97
18.34
<0.0001
117.35
14.25
126.74
16.35
<0.0001
DBP (mmHg)
72.03
9.48
79.36
10.99
<0.0001
75.73
10.52
82.65
11.63
<0.0001
MAP (mmHg)
85.40
10.43
93.90
12.46
<0.0001
89.61
10.92
97.34
12.35
<0.0001
Non-HDL-c (mg/dL)
136.24
42.45
158.71
45.09
<0.0001
137.20
42.99
157.92
51.51
<0.0001
TAG/HDL
2.17
2.14
3.38
2.94
<0.0001
2.92
2.41
4.92
4.06
<0.0001
BMI, body mass index; FG, fasting glycemia; HDL-c, high density lipoprotein; MAP, mean arterial pressure; SBP, systolic blood pressure; DBP, diastolic blood pressure; T-Chol, total cholesterol; TAG, triglycerides; TAG/HDL, TAG/HDL index; WC, waist circumference, expressed in cm. *WC ≥ 91.50 cm; **WC ≥ 98.15 cm.