Exclusive breastfeeding greater than 50%, success of education in a university hospital in Bogotá: Case-control study

Table 1 Sociodemographic characteristics (n = 642)

Variable	n	%
Maternal age (yr)
≤ 18	7	1.1
19-35	484	75.4
≥ 36	151	23.5
Place of residence
Urban	558	86.9
Rural	84	13.1
Level of education
Elementary	23	3.6
High school	179	27.9
Technical	147	22.9
Technologic	66	10.3
Professional	158	24.6
Postgraduate/specialization	68	10.6
None	1	0.2
Multiparity
One	319	49.7
Two	244	38.0
Three or more	79	12.3
Tobacco consumption
Yes	18	2.8
No	624	97.2

Table 2 Duration of breastfeeding

Duration	n	%
Up until 4 mo
EBF	461	72
Non-EBF	179	28
Up until 6 mo
EBF	377	59
Non-EBF	263	41

EBF: Exclusive breastfeeding.

Table 3 Mothers’ response about the adequate duration of exclusive breastfeeding

Duration	n	%
Younger than 6 mo	8	1.2
6 mo	345	53.7
7 to 12 mo	37	5.8
13 to 24 mo	17	2.6
36 mo	1	0.2
More than 36 mo	4	0.6

Table 4 Univariate analysis

Variable	EBF for 6 mo			EBF for 4 mo
	n	%	OR (95%CI)	n	%	OR (95%CI)
Univariate analysis
Maternal age
≤ 18 yr	16	4.2	2.2 (0.76-6.5)	18	3.9	2.5 (0.69-9.15)
19 to 35 yr	299	79.3	0.96 (0.63-1.48)	369	80	1.1 (0.67-1.69)
≥ 36 yr	72	19		74	16
Multiparity
1 child	180	47.7		222	48.1
2 child or more	197	52.2	1.2 (0.9-1.7)	239	51.8	1.27 (0.9-1.8)
Cigarette consumption
Yes	11	2.9	1.1 (0.4-2.9)	12	2.6	0.77 (0.28-2.09)
No	366	97		449	97.3
Income
Less than 1 million	91	24.1		101	21.9
1 to 3 million	136	36	0.69 (0.4-1.1)	172	37.3	0.93 (0.59-1.47)
More than 3 million	116	30.7	0.77 (0.49-1.2)	143	31	1.01 (0.63-1.63)
No information	34	9		45	9.7
Received help
Yes	316	83.8		394	85.4
No	61	21.4	0.87 (0.56-1.36)	67	14.5	1.28 (0.81-2.03)

mCRC: Metastatic colorectal cancer; KRAS: Kirsten rat sarcoma viral oncogene homolog; RAS: Rat sarcoma virus.

Table 5 Multivariate analysis

Variable	EBF for 4 mo
	OR	95%CI
Pathologies during pregnancy
Mastitis	0.56	(0.33-0.94)
Obstetric/gynecologic comorbidities	0.57	(0.3-1)
Medical comorbidities	0.43	(0.08-2.27)
Surgeries	1.40	(0.5-3.9)
Pathologies during BF
Mastitis	1.17	(0.43-3.17)
Obstetric/gynecologic comorbidities	0.32	(0.12-0.83)
Medical comorbidities	1.74	(0.64-4.65)
Surgeries or accidents	0.40	(0.07-2.32)
Information
Receive information at HUSI	1.65	(1.02-2.66)
Communication media	0.52	(0.31-0.84)

BF: Breastfeeding; HUSI: San Ignacio University Hospital.