Table 1.

	Estimate	SE	p-value
NHANES Nondiabetic—FOS NGT	0.20	0.02	< 0.0001
Fibromyalgia—FOS NGT	0.59	0.1	< 0.0001
Fibromyalgia—NHANES Nondiabetic	0.39	0.1	0.0002

Differences in HbA1c among groups, per Tukey-adjusted differences from regression model.