Associations between Tissue Visfatin/Nicotinamide, Phosphoribosyltransferase (Nampt), Retinol Binding Protein-4, and Vaspin Concentrations and Insulin Resistance in Morbidly Obese Subjects

Table 2

Visfatin/Nampt, vaspin, and RBP-4 protein concentrations in plasma^¥.

	Nondiabetic (𝑛=13)	Prediabetic (𝑛=12)	Diabetic (𝑛=13)
Visfatin/Nampt (ng/mL)	17.4 ± 8.7^b	20.6 ± 12.3^a	20.6 ± 12.3^a
RBP-4 (ng/mL)	38.5±14.3	43.8±10.0	36.9±14.3
Vaspin (ng/mL)	0.91 ± 0.2^b	2.59 ± 0.5^a	2.44 ± 0.2^a

¥Data are presented as means ± SD.
Means within a row without a common superscript differ, P < 0.05.
RBP-4: retinol binding protein-4.