Table 1.

Mediator and sociodemographic variables by group

Measure	BD Mean (SD)	MDD Mean (SD)	CTL Mean (SD)
Baseline RSA	4.01 (2.20)	4.04 (1.75)	3.58 (1.76)
RSA A	4.31 (1.83)	3.70 (2.18)	3.42 (1.71)
RSA B	4.40 (2.95)	3.22 (2.28)	2.91 (2.43)
RSA C	4.61 (2.92)	3.55 (2.54)	3.42 (2.62)
RSA D*	4.44 (3.38)	3.17 (2.25)	2.81 (2.31)
Beck Depression Inventory*	11.18 (10.55)	10.16 (8.83)	5.88 (4.44)
PERI Postpartum Stress*	5.50 (6.02)	2.95 (4.44)	1.55 (2.65)
Infant Negative Affect During Stressor (%)	56.65 (37.91)	48.62 (39.35)	56.81 (37.59)
Infant Age in Days*	187.74 (15.08)	180.08 (17.28)	185.71 (14.39)
Infant Gender (% Male)	59.1	53.3	58.5
Gestational Age	39.47 (1.02)	39.06 (1.66)	39.29 (1.47)
Infant Birth Weight (kg)	3.31 (0.48)	3.32 (0.55)	3.33 (0.54)
Maternal Age*	32.68 (4.05)	34.13 (4.33)	31.76 (4.82)
Marital Status (% Married/Partnered)	81.8	93.8	92.7

^*p<0.05;

Note: Infant age is corrected for gestational age.