Characteristic | Exclusive breastfeeding at 6 months n (%) or mean ± SD (n=14) | Supplementation at 6 months n (%) or mean ± SD (n=161) | Total n (%)aor mean ± SD (n=175) | P value |
---|---|---|---|---|
Maternal age in years | 27.6±5.9 | 26.3±5.2 | 26.4±5.2 | 0.36 |
Country of birth | Â | Â | Â | 0.03 |
 USA | 0 (0.0) | 11 (6.9) | 11 (6.3) | |
 Mexico | 4 (28.6) | 96 (60.0) | 100 (57.5) | |
 Central America | 9 (64.3) | 46 (28.8) | 55 (31.6) | |
 Other | 1 (7.1) | 7 (4.4) | 8 (4.6) | |
Primary language | Â | Â | Â | 0.05 |
 English | 3 (21.4) | 8 (5.0) | 11 (6.3) | |
 Spanish | 11 (78.6) | 153 (95.0) | 164 (93.7) | |
Years living in the US | 9.5±12.1 | 6.3±5.0 | 6.5±6.0 | 0.05 |
 ≤1 | 4 (28.6) | 20 (13.5) | 24 (14.8) |  |
 > 1 and ≤ 5 | 3 (21.4) | 58 (39.2) | 61 (37.7) | |
 > 5 and ≤10 | 3 (21.4) | 43 (29.0) | 46 (28.4) | |
 > 10 | 4 (28.6) | 27 (18.2) | 31 (19.1) | |
Marital statusb | Â | Â | Â | 0.28 |
 Partnered | 13 (92.9) | 132 (82.5) | 145 (83.3) | |
 Not partnered | 1 (7.1) | 28 (17.5) | 29 (16.7) | |
Any employment | Â | Â | Â | 0.48 |
 Yes | 4 (28.6) | 54 (33.5) | 58 (33.1) | |
 No | 10 (71.4) | 107 (66.5) | 117 (66.9) | |
Education | Â | Â | Â | <0.001 |
 High school or less | 6 (42.9) | 129 (81.6) | 135 (78.5) | |
 Some college | 2 (14.3) | 26 (16.5) | 28 (16.3) | |
 College | 4 (28.6) | 1 (0.6) | 5 (2.9) | |
 Post college | 2 (14.3) | 2 (1.2) | 4 (2.3) | |
WIC participationc | Â | Â | Â | 0.31 |
 Yes | 12 (85.7) | 149 (92.5) | 161 (92.0) | |
 No | 2 (14.3) | 12 (7.5) | 14 (8.0) | |
Other children | Â | Â | Â | 0.02 |
 Yes | 3 (21.4) | 89 (55.3) | 92 (52.6) | |
 No | 11 (78.6) | 72 (44.7) | 83 (47.4) | |
Previously breastfedd | Â | Â | Â | 0.76 |
 Yes | 3 (100.0) | 82 (91.1) | 85 (91.4) | |
 No | 0 (0.0) | 8 (8.9) | 8 (8.6) | |
IIFAS total score | 71.2±8.0 | 67.0±7.1 | 67.4±7.3 | 0.04 |
IIFAS scoree | Â | Â | Â | 0.22 |
 Low score | 5 (35.7) | 81 (50.3) | 86 (49.1) | |
 High score | 9 (64.3) | 80 (49.7) | 89 (50.9) | |
Depressive symptoms at intakef | Â | Â | Â | 0.17 |
 Yes | 6 (50.0) | 49 (31.8) | 55 (33.1) | |
 No | 6 (50.0) | 105 (68.2) | 111 (66.9) | |
Depressive symptoms 4–6 weeks postpartum |  |  |  | 0.28 |
 Yes | 1 (7.1) | 28 (17.7) | 29 (16.9) | |
 No | 13 (92.9) | 130 (82.3) | 143 (83.1) | |
Pre-pregnancy BMIg | 24.4±6.5 | 26.3±5.5 | 26.1±5.6 | 0.27 |
Pre-pregnancy BMI categoryh | Â | Â | Â | 0.20 |
 Normal (< 25) | 9 (69.2) | 65 (44.8) | 74 (46.8) | |
 Overweight (≥25 or <30) | 2 (15.4) | 51 (35.2) | 53 (33.5) | |
 Obese (≥30) | 2 (15.4) | 29 (20.0) | 31 (19.6) |