Table 1.
Participant characteristics
| Participant characteristics (n = 52) |
Participant characteristics with human milk (n = 32) |
|||
|---|---|---|---|---|
| NW (n = 22) | OW/OB (n = 30) | NW (n = 16) | OW/OB (n = 16) | |
| Maternal age (years) | 31.1 (3.9) | 29.1 (4.7) | 30.9 (4.1) | 29.9 (3.8) |
| Maternal pre‐pregnancy BMI (kg/m2) | 21.1 (2.2) | 31.4 (4.8) | 21.3 (2.0) | 30.2 (4.5) |
| Maternal race or ethnicity (%) | ||||
| Caucasian | 12 (54) | 22 (73) | 9 (56) | 14 (88) |
| African American | 1 (5) | 5 (17) | 0 (0) | 1 (6) |
| Hispanic | 1 (5) | 0 (0) | 1 (6) | 0 (0) |
| Asian | 4 (18) | 0 (0) | 4 (25) | 1 (6) |
| Other/not available | 4 (18) | 3 (10) | 2 (13) | 0 (0) |
| Gestational age | 40 weeks 0 days (7 days) | 39 weeks 6 days (8 days) | 40 weeks 0 days (7 days) | 39 weeks 5 days (10 days) |
| Mode of birth (%) | ||||
| Vaginal | 14 (64) | 17 (57) | 10 (62) | 12 (75) |
| C‐section | 8 (36) | 13 (43) | 6 (38) | 4 (25) |
| Infant sex (%) | ||||
| Male | 10 (45) | 13 (43) | 7 (44) | 8 (50) |
| Female | 12 (55) | 17 (57) | 9 (56) | 8 (50) |
| Infant birthweight (kg) | 3.5 (0.4) | 3.6 (0.4) | 3.5 (0.3) | 3.5 (0.4) |
| Infant age at 2 week collection (days) | 16.1 (2.9) | 16.2 (3.0) | 16.1 (3.2) | 16.7 (3.3) |
Note. Data presented as mean (standard deviation) or mean (percentage) as appropriate. Bolded font indicates statistical significance at p < .05 based on a t test.
Abbreviations: BMI, body mass index; NW, mothers with normal weight; OW/OB, mothers with overweight or obesity.