A Comparison of KL-6 and Clara Cell Protein as Markers for Predicting Bronchopulmonary Dysplasia in Preterm Infants

Table 2

Associations of serum KL-6 and CC16 (dependent variable) with selected clinical variables (independent variable) by multiple linear regression analysis.

	Age*		r-value	P value
KL-6	7 d	Gestational age	−0.202	0.085
		Birth weight	−0.452	<0.001
	14 d	Gestational age	−0.084	0.478
		Birth weight	−0.424	<0.001
CC16	7 d	Gestational age	0.104	0.379
		Birth weight	0.286	0.014
	14 d	Gestational age	0.072	0.542
		Birth weight	0.245	0.036

Postpartum.