Fasting substrate oxidation in relation to habitual dietary fat intake and insulin resistance in non-diabetic women: a case for metabolic flexibility?

Table 5 Forward, stepwise, multiple linear regression for log HOMA-IR

	Partial correlation coefficients	Β Parameter estimates	Std Error	P value
Intercept		−1.06	0.29	0.0005
Age (years)	−0.31	−0.010	0.003	0.0002
%Body Fat	0.41	0.012	0.003	0.0001
VAT	0.32	0.00137	0.0005	0.005
RER/FQ	0.23	0.839	0.260	0.002
FH DM	0.16	0.0975	0.435	0.027
[FFA]	−0.15	−0.206	0.097	0.035
Physical activity (MET ^. min/week)	−0.08	−0.00008	0.00007	0.24

VAT, visceral adipose tissue; RQ, respiratory quotient; FH DM, family history of diabetes mellitus, FFA, free fatty acids, Adjusted R² =0.50, SEE = 0.18, P < 0.00001.

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