Table 1.
Demographics of the study population.
| Baby, Food & Mi | LucKi-Gut | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| n (%) | Median | Range | Mean (SD) | n (%) | Median | Range | Mean (SD) | Sig. 1 | |
| Age at Introduction (months) ++ | 15 (100) | 5.79 | 3.98, 6.5 | 5.5 (0.66) | 9 (100) | 5.03 | 4.37, 6.12 | 5.2 (0.66) | |
| Gestational Age at Birth 2,+ | |||||||||
| Completed 37 weeks | 0 (0) | - | - | - | 1 (14) | - | - | - | |
| Completed 38 weeks | 3 (20) | - | - | - | 0 (0) | - | - | - | |
| Completed 39 weeks | 4 (27) | - | - | - | 1 (14) | - | - | - | |
| Completed 40 weeks | 6 (40) | - | - | - | 2 (29) | - | - | - | |
| Completed 41 weeks | 2 (13) | - | - | - | 2 (29) | - | - | - | |
| Completed 42 weeks | 0 (0) | 1 (14) | - | - | - | ||||
| Female Sex + | 7 (47) | - | - | - | 4 (44) | - | - | - | |
| Parity 2,+ | |||||||||
| 0 | 6 (40) | - | - | - | 4 (57) | - | - | - | |
| 1 | 4 (27) | - | - | - | 2 (29) | - | - | - | |
| 2 | 5 (33) | - | - | - | 1 (13) | - | - | - | |
| Hospital Birth (Y) 3,+ | 9 (60) | - | - | - | 5 (71) | - | - | - | |
| Gestational Diabetes (Y) | 4 (27) | - | - | - | - | - | - | - | |
| Pre-pregnancy BMI (kg/m2) ++ | 15 (100) | 23.5 | 17.7, 24.0 | 24.1 (4.16) | 7 (78) | 19.9 | 18.6, 24.7 | 20.5 (1.97) | * |
| GBS Prophylaxis (Y) + | 3 (20) | - | - | - | 0 (0) | - | - | - | |
| Infant Oral Abx (Y) + | 1 (7) | - | - | - | 0 (0) | - | - | - | |
| Infant Oral Pbx (Y) + | 5 (33) | - | - | - | 0 (0) | - | - | - | |
| Maternal Oral Abx (Y) + | 1 (7) | - | - | - | 0 (0) | - | - | - | |
1 *: p < 0.05. ++ Differences between cohorts were tested using unpaired t-tests for continuous variables. + Differences between cohorts were tested using Chi-squared tests for categorical variables. 2 Collected for 7/9 infants in the LucKi-Gut study. 3 Hospital birth means infants were born in hospital; the alternative is home birth. Collected for 7/9 infants in the LucKi-Gut study. Y = Yes.