Table 3.

—Multivariate Regression Model Describing the Relationship Between Participant Characteristics and PC₂₀, Including Univariate Predictors of the PC₂₀ With a P Value < .10

Characteristic	β	95% CI	Significance
Age, y	4.590	−5.797, −3.384	< .001
LDH, IU/L	−0.257	0.082, 0.432	.005
IgE, kU/I	−0.021	0.005, 0.038	.009

See Table 1 for expansion of abbreviations.