Table 2.

Mann-Whitney analyses of the sociodemographic and newborns data comparing the group of pregnant women exposed to domestic violence during childhood with the non-exposed group.

Sample	Group	Statistic	Maternal age (years)	Largo SES Index	Gestational age at term (weeks)	Weight at birth (g)	Apgar 5-min (score)	STAI $(\overline{X})$	EPDS $(\overline{X})$	SCL-90- R (score)
T1/T2	Non-exposed	Mdn	30	8.00	39	3430	10	31	7.33	48.5
		Mean Rank	18.05	17.41	16.50	17.5	16.19	16.64	16.62	17.36
	M-DV-Ch	Mdn	24	8.00	39	3380	10	35.7	7.5	50.0
		Mean Rank	14.91	16.18	16.50	14.59	17.09	17.73	16.27	16.27
		N	33	33	32	32	32	33	32	33
		U	98	112	115.5	94.5	122	129	113	113
		Z	−0.88	−0.36	0	−0.83	0.45	0.31	−0.1	−0.31
		p	0.40	0.75	1	0.41	0.82	0.78	0.94	0.78
		r	−0.15	−0.06	0.00	−0.15	0.08	0.05	−0.02	−0.05
T3/T4	Non-exposed	Mdn	30.5	8.00	39	3425	10	31	5.67	48.5
		Mean Rank	14.03	11.91	12.69	13.62	12.94	12.47	12.17	13.25
	M-DV-Ch	Mdn	24	8.00	39	3380	10	31.67	6.0	50
		Mean Rank	11.17	14.94	13.56	11.89	13.11	13.94	13.06	12.56
		N	25	25	25	25	25	25	24	25
		U	55.5	89.5	77	62	73	80.5	72.5	68
		Z	−0.94	1.04	0.30	−0.57	0.1	0.48	0.3	−0.23
		p	0.36	0.33	0.8	0.6	1	0.64	0.77	0.85
		r	−0.19	0.21	0.06	−0.11	0.02	0.1	0.06	−0.05
T5	Non-exposed	Mdn	30	8.00	39	3430	10	31	6.67	55
		Mean Rank	13	12.65	12.88	13.74	12.29	12.50	12.53	13.47
	M-DV-Ch	Mdn	34.5	8.00	39	3380	10	36.33	6.85	50.50
		Mean Rank	13	13.75	13.25	11.44	14.50	14.06	12.44	12.00
		N	25	25	25	25	25	25	24	25
		U	68	74	70	55.5	80	76.5	63.5	60
		Z	0	0.36	0.12	−0.73	1.24	0.49	−0.03	−0.47
		p	1	0.75	0.93	0.47	0.51	0.63	0.98	0.67
		r	0.00	0.07	0.02	−0.15	0.25	0.1	−0.01	−0.09

The analyses are performed for each reference sample (before giving birth: T1, 12–14; T2, 20–24; T3, 30–34 weeks of gestational age; after giving birth: T4, day 4th; T5, 6 months).