Genotype by Energy Expenditure Interaction and Body Composition Traits: The Portuguese Healthy Family Study

Table 5

Lambda and Gamma parameter estimates for each of the body composition traits under the GxTDEE and the GxDEE models.

Trait	Lambda*	Gamma*	Lambda LRT	Gamma LRT
GxTDEE
BMI	0.0008 (0.0004, 0.0017)	—	6.243	—
%FM	0.0014 (0.0008, 0.0026)	—	11.597	—
%TFM	0.0012 (0.0006, 0.0026)	—	7.031	—
WC	0.00009 (0.0005, 0.0014)	0.0006 (0.0004, 0.0007)	11.909	12.711
GxDEE
BMI	—	0.0896 (0.0733, 0.1076)	—	13.261
%FM	—	0.0731 (0.0525, 0.0949)	—	12.116
%TFM	—	0.0755 (0.0527, 0.0989)	—	9.950
WC	—	0.0868 (0.0710, 0.1043)	—	27.063

∗Maximum likelihood parameter estimate followed by the lower and upper bounds for a 95% confidence interval computed following standard methods. BMI: body mass index; %FM: fat mass percentage; %TFM: trunk fat mass percentage; WC: waist circumference; LRT: likelihood ratio test.