Table 1.

Characteristics of the study population according to types of childhood abuse in Lima, Peru (N = 2,964)

Characteristics	All participants (N= 2,964)		No abuse (N = 836)		Physical abuse only (N = 1,146)		Sexual abuse only (N = 231)		Physical and sexual abuse (N = 751)		P-value
	N	%	N	%	n	%	n	%	N	%
Age (years) a	28.1 ± 6.3		27.7 ± 6.1		28.0 ± 6.4		28.2 ± 6.5		28.7 ± 6.3		0.02
Age (years)											0.02
18-19	162	5.5	39	4.7	67	5.8	15	6.5	41	5.5
20-29	1658	55.9	512	61.2	633	55.2	128	55.4	385	51.3
30-34	609	20.5	154	18.4	236	20.6	40	17.3	179	23.8
≥35	535	18.0	131	15.7	40	18.3	48	20.8	146	18.0
Education (years)											0.68
≤6	125	4.2	37	4.4	48	4.2	5	2.2	35	4.7
7-12	1621	54.7	467	55.9	623	54.4	123	53.2	408	54.3
>12	1211	40.9	330	39.5	473	41.3	101	43.7	307	40.9
Mestizo ethnicity	2226	75.1	640	76.6	853	74.4	180	77.9	553	73.6	0.34
Married/living with a partner	2390	80.6	688	82.3	928	81.0	177	76.6	597	79.5	0.20
Employed	1367	46.1	382	45.7	516	45.1	111	48.1	358	47.7	0.65
Access to basic foods											<0.0001
Hard	1474	49.7	350	41.9	559	48.8	126	54.5	439	58.5
Not very hard	1488	50.2	486	58.1	585	51.0	105	45.5	312	41.5
Nulliparous	1448	48.9	452	54.1	548	48.0	115	49.8	333	44.3	0.001
Planned pregnancy	1222	41.2	367	43.9	480	41.9	90	39.0	285	37.9	0.10
Gestational age interview a	9.2 ± 3.5		9.3 ± 3.4		9.3 ± 3.5		9.3 ± 3.3		9.2 ± 3.6		0.91
Early pregnancy body mass index (kg/m2)											0.52
<18.5	59	2.0	21	2.5	23	2.0	4	1.7	11	1.5
18.5-24.9	1423	48.0	383	45.8	563	49.1	120	51.9	357	47.5
25-29.9	1088	36.7	323	38.6	414	36.1	76	32.9	275	36.6
≥30	362	12.2	93	11.1	141	12.3	26	11.3	102	13.6
Intimate partner violence b	1087	36.7	203	24.3	382	33.3	99	42.9	403	53.7	<0.0001
Depression (PHQ-8≥10)	781	26.3	125	15.0	338	29.5	48	20.8	270	36.0	<0.0001

Due to missing data, percentages may not add up to 100%;

^amean ± SD (standard deviation);

^bLifetime intimate partner violence.

For continuous variables, P-value was calculated using the ANOVA; for categorical variables, P-value was calculated using the Chi-square test.