The Reproducibility and Reliability of Insulin Sensitivity and Secretion Indices in Children and Adolescents
Table 1
Medians and interquartile ranges for each insulin secretion, insulin sensitivity, and OGTT measures.
Category
Measures
Visit 1—median (IQR)
Visit 2—median (IQR)
Insulin sensitivity
HOMA-IR
3.67 (2.43–5.28)
3.29 (2.28–4.85)
QUICKI
0.14 (0.13–0.15)
0.14 (0.13–0.15)
FGIR
4.94 (3.54–7.18)
5.59 (3.56–7.76)
1/fasting insulin
0.06 (0.04–0.09)
0.06 (0.04–0.09)
WBISI
2.84 (1.90–4.22)
2.97 (1.98–4.66)
Insulin secretion
HOMA-B
284.87 (189.00–416.57)
259.71 (185.14–406.29)
IGI
2.82 (1.55–4.66)
2.82 (1.59–4.72)
DI
7.18 (4.77–11.43)
7.58 (5.31–11.86)
OGTT measures
G0
86 (81–91)
86 (80–90)
G120
101 (85–113)
97 (85–112)
I0
17.2 (11.6–23.2)
15.9 (11.0–23.0)
I120
73.4 (45.0–119.5)
67.1 (42.0–114.9)
For each measure of insulin sensitivity, insulin secretion, and OGTT-derived glucose and insulin at time 0 min and 120 min, we state the median value with the interquartile range (IQR) at each visit.