Table 2.

Concentrations of neonatal and maternal hair glucocorticoid concentrations postpartum and at the outpatient visit.

		Postpartum (median, range (pg/mg)) (n = 107)	Outpatient visit (median, range (pg/mg)) (n = 72)	P value*
Infant	Cortisol	169, 51–1294	71, 2–479	<0.001
	Cortisone	85, 23–597	91, 30–346	0.99
Maternal	Cortisol	5, 0–672	4, 1–79	0.001
	Cortisone	18, 2–87	18, 8–43	0.75

Values expressed as median, range in pg/mg.

^*Analyzed with a paired t-test, performed with log-transformed GC concentrations.