Fig. 3From: Endogenous oxytocin levels in extracted saliva elevates during breastfeeding correlated with lower postpartum anxiety in primiparous mothersScatter plots for the correlation analysis between changes in OT levels measured by the extracted method (A: PD2, B: PD4) and State-Trait Anxiety Inventory (STAI) scores. Gray shade indicates 95% confidence intervalBack to article page