Table 2.
Concentrations of metabolites and adipose tissue blood flow
| Metabolite and Matrix | Arterial(ized) | Adipose Venous | P Arterial(ized) vs. Venous | A-V Difference | CIs for A-V Difference |
|---|---|---|---|---|---|
| Plasma NEFA (μmol/l) | 575 ± 12 (253) | 1239 ± 26 (253) | <<0.001 | −665 | −628 to −701 |
| Blood glycerol (μmol/l) | 66.8 ± 1.9 (247) | 214.4 ± 5.2 (247) | <<0.001 | −148 | −139 to −156 |
| Plasma TG (mmol/l) | 1.20 ± 0.05 (238) | 1.14 ± 0.05 (238) | <<0.001 | 0.057 | 0.048–0.066 |
| Plasma glucose (mmol/l) | 5.25 ± 0.04 (242) | 5.11 ± 0.03 (236) | <<0.001 | 0.14 | 0.11–0.17 |
| Plasma insulin (mU/l) | 11.7 ± 0.7 (252) | ||||
| Blood 3OHB (μmol/l) | 120 ± 7 (204) | 104 ± 7 (199) | <<0.001 | 15 | 11–18 |
| Blood acetoacetate (μmol/l) | 80 ± 9 (31) | 64 ± 8 (31) | <0.001 | 16 | 11–20 |
| Blood lactate* (μmol/l) | 570 ± 34 (70) | 667 ± 32 (70) | <<0.001 | −97 | −73 to −121 |
| Blood pyruvate* (μmol/l) | 83 ± 9 (35) | 87 ± 8 (35) | 0.04 | −4.2 | −9.8–1.4 |
| ATBF (ml·100 g−1·min−1) | 3.53 ± 0.13 (240) |
Values are means ± SE (n) and are averaged within people who had undergone more than one study.
3OHB, 3-hydroxybutyrate; ATBF, adipose tissue blood flow. 95% confidence intervals (CIs) are shown.
*
Only presented for studies with true arterial samples.