Table 1

Distribution of selected clinical and metabolic factors across categories of impaired glucose regulation

Variable
NFG
IFG/NGT
IFG/IGT
DM
z-trend*

Men





Clinical and metabolic data (n)
316
98
73
81
8.1
     Age (years)
42.5 ± 0.6
45.1 ± 0.9
49.3 ± 1.1
52.7 ± 1.0
5.9
     Body mass index (kg/m2)
24.6 ± 0.3
26.6 ± 0.4
26.6 ± 0.5
27.7 ± 0.6
8.2
     Waist circumference (cm)
85.8 ± 0.6
92.5 ± 1.0
93.0 ± 1.4
97.5 ± 1.3
7.8
     Serum fasting insulin (pmol/l)
10.8 ± 0.4
14.2 ± 0.8
19.8 ± 2.4
20.9 ± 2.1
6.9
     Triglycerides (mmol/l)
0.97 ± 0.03
1.20 ± 0.07
1.56 ± 0.19
1.76 ± 0.17
2.5
     LDL cholesterol (mmol/l)
3.42 ± 0.07
3.60 ± 0.13
3.83 ± 0.14
3.75 ± 0.17
-3.8
     HDL cholesterol (mmol/l)
1.42 ± 0.03
1.29 ± 0.05
1.27 ± 0.06
1.20 ± 0.05
8.0
     Systolic blood pressure (mmHg)
127 ± 0.9
132 ± 1.6
137 ± 1.9
145 ± 2.3

Mean intima-media thickness (n)
104
46
48
50
2.4
     Carotid (mm)
0.72 ± 0.01
0.71 ± 0.02
0.78 ± 0.03
0.75 ± 0.02
5.2
     Femoral (mm)
0.93 ± 0.06
0.92 ± 0.09
1.20 ± 0.10
1.41 ± 0.13
4.9
     Total (mm)
0.76 ± 0.02
0.82 ± 0.04
0.90 ± 0.03
1.04 ± 0.04

Women





Clinical and metabolic data (n)
460
47
77
103

     Age (years)
41.4 ± 0.5
52.1 ± 1.4
50.1 ± 1.0
54.4 ± 0.8
11.9
     Body mass index (kg/m2)
27.1 ± 0.3
31.5 ± 0.9
31.8 ± 0.7
31.8 ± 0.5
8.4
     Waist circumference (cm)
86.7 ± 0.6
100.1 ± 2.1
97.4 ± 1.4
101.5 ± 1.1
10.7
     Serum fasting insulin (pmol/l)
13.8 ± 0.4
21.1 ± 1.9
19.4 ± 1.4
25.4 ± 2.1
8.4
     Triglycerides (mmol/l)
0.82 ± 0.02
1.07 ± 0.08
1.10 ± 0.1
1.35 ± 0.08
8.8
     LDL cholesterol (mmol/l)
3.44 ± 0.05
4.11 ± 0.19
3.81 ± 0.14
4.20 ± 0.14
5.8
     HDL cholesterol (mmol/l)
1.40 ± 0.02
1.32 ± 0.05
1.28 ± 0.0
1.21 ± 0.04
-5.0
     Systolic blood pressure (mmHg)
120 ± 0.7
137 ± 3.8
134 ± 2.1
139 ± 1.9
10.3
Mean intima-media thickness (n)
155
30
45
76

     Carotid (mm)
0.69 ± 0.01
0.75 ± 0.02
0.74 ± 0.04
0.84 ± 0.03
5.6
     Femoral (mm)
0.71 ± 0.03
0.88 ± 0.09
0.84 ± 0.06
1.16 ± 0.07
6.5
     Total (mm)
0.76 ± 0.02
0.82 ± 0.04
0.90 ± 0.03
1.04 ± 0.04
7.4






Overall





Clinical and metabolic data (n)
776
145
150
184

     Age (years)
41.8 ± 0.4
47.4 ± 0.8
49.7 ± 0.7
53.7 ± 0.6
14.3
     Body mass index (kg/m2)
26.0 ± 0.2
27.8 ± 0.4
29.0 ± 0.5
29.7 ± 0.4
9.5
     Waist circumference (cm)
86.3 ± 0.4
94.3 ± 1.0
95.1 ± 1.0
99.5 ± 0.9
13.4
     Serum fasting insulin (pmol/l)
12.5 ± 0.3
15.9 ± 0.8
19.6 ± 1.4
23.3 ± 1.5
11.1
     Triglycerides (mmol/l)
0.89 ± 0.02
1.17 ± 0.05
1.35 ± 0.10
1.55 ± 0.09
11.2
     LDL cholesterol (mmol/l)
3.43 ± 0.04
3.73 ± 0.11
3.82 ± 0.10
3.98 ± 0.11
5.8
     HDL cholesterol (mmol/l)
1.41 ± 0.02
1.30 ± 0.04
1.27 ± 0.04
1.21 ± 0.03
-6.5
     Systolic blood pressure (mmHg)
123 ± 0.6
134 ± 1.6
136 ± 1.4
142 ± 1.5
13.1
Mean intima-media thickness (n)
258
76
93
126

     Carotid (mm)
0.71 ± 0.01
0.72 ± 0.01
0.76 ± 0.02
0.80 ± 0.02
5.9
     Femoral (mm)
0.81 ± 0.03
0.91 ± 0.07
1.04 ± 0.06
1.27 ± 0.07
8.3
     Total (mm)
0.76 ± 0.02
0.82 ± 0.04
0.90 ± 0.03
1.04 ± 0.04
8.7

Values displayed are age-standardized means ± standard error.

*z-value for trend; all corresponding p-values < 0.01.

Faeh et al. Cardiovascular Diabetology 2007 6:32   doi:10.1186/1475-2840-6-32