Triglycerides to High-Density Lipoprotein Cholesterol Ratio Is the Best Surrogate Marker for Insulin Resistance in Nonobese Middle-Aged and Elderly Population: A Cross-Sectional Study
Table 1
Clinical and biochemical characteristics of the study subjects according to BMI.
Variables
All (n = 1608)
Nonobese (BMI < 25 kg/m2)
Obese (BMI ≥ 25 kg/m2)
value
Age (years)
63.18 ± 10.24
62.74 ± 10.30
63.90 ± 10.10
0.027
Sex (M/F)
596/1012
349/647
246/365
0.035
BMI
24.18 ± 3.33
22.13 ± 1.92
27.54 ± 2.25
<0.001
WC (cm)
83.07 ± 9.69
78.05 ± 6.87
91.27 ± 7.87
<0.001
SBP (mmHg)
134.88 ± 19.03
131.40 ± 18.66
140.60 ± 18.23
<0.001
DBP (mmHg)
76.37 ± 10.68
74.64 ± 10.42
79.19 ± 10.52
<0.001
TC (mmol/L)
5.13 ± 0.93
5.14 ± 0.93
5.11 ± 0.92
0.475
TG (mmol/L)
1.69 ± 1.11
1.52 ± 1.03
1.97 ± 1.18
<0.001
LDL-C (mmol/L)
2.97 ± 0.79
2.98 ± 0.79
2.94 ± 0.78
0.283
HDL-C (mmol/L)
1.41 ± 0.36
1.48 ± 0.37
1.30 ± 0.31
<0.001
Non-HDL-C (mmol/L)
3.72 ± 0.88
3.66 ± 0.90
3.81 ± 0.85
0.001
TC/HDL-C
3.81 ± 1.01
3.64 ± 1.00
4.09 ± 0.95
<0.001
TG/HDL-C
1.36 ± 1.15
1.16 ± 1.02
1.69 ± 1.26
<0.001
LDL-C/HDL-C
2.21 ± 0.75
2.13 ± 0.77
2.35 ± 0.70
<0.001
FBG (mmol/L)
5.26 ± 1.01
5.10 ± 0.69
5.52 ± 1.33
<0.001
2hPG (mmol/L)
7.59 ± 3.31
6.99 ± 2.79
8.57 ± 3.81
<0.001
INS
7.80 (5.30–11.30)
6.40 (4.50–9.01)
11.10 (7.80–14.79)
<0.001
HOMA-IR
1.78 (1.19–2.66)
1.44 (0.98–2.07)
2.56 (1.78–3.63)
<0.001
Data are presented as means ± SD, median (interquartile range), or percentage.