. Author manuscript; available in PMC: 2017 May 1.

Published in final edited form as: J Obstet Gynecol Neonatal Nurs. 2016 Mar 24;45(3):326–338. doi: 10.1016/j.jogn.2015.12.013

Table 2.

Descriptive Statistics for Raw Data (N = 111)

Variable	Mean	SD	Range	Skew	Kurtosis
BMI (kg/m²)	23.49	3.99	17.75-36.35	1.128	1.174
IL-6 (pg/ml)	1.98	3.37	0.33-35.15	8.819	86.47
TNF-α (pg/ml)	6.37	4.41	0.00-22.31	1.737	2.851
Leptin (ng/ml)	45407.89	37981.64	2864-227080	1.984	5.281
Cortisol AUC	3.31	1.02	1.88-7.43	1.583	3.340
Prenatal EPDS	4.54	3.71	0.00-19.0	1.194	1.162
Prenatal PSS	20.10	6.37	7.0-43.0	0.943	1.442
Month 1 EPDS	3.31	3.32	0.00-19	1.654	4.267

Note. BMI = body mass index; IL-6 = interleukin-6; TNF-α = tumor necrosis factor-alpha; AUC = area under the curve; EPDS = Edinburgh Postnatal Depression Scale; PSS = Perceived Stress Scale; SD = standard deviation.