TABLE 2.

Linear regression model for patients with early- and late-stage BUD

Parameter	IFN-γ stimulated by PHA		IFN-γ/IL-4 stimulated by PHA
	Bb	SEc	Bb	SEc
Early- vs late-stage BUD	0.71a	0.29	0.76a	0.05
Age (yr)	0.05a	0.02	0.06a	0.02
Extent of lesion	−0.25	0.31	−0.19	0.63
BMI (kg/m2)	−0.08	0.05	−0.10	0.09

^aP < 0.05.

^bB, estimate of the change in the dependent variable that can be attributed to a change of 1 U in the independent variable.

^cSE, standard error.