Table 1.
Maternal and infant baseline characteristics of participants who provided plasma zinc data at 12 months of age 1.
| Total (n = 115) | |
|---|---|
| Maternal and Household Variables at Baseline | |
| Maternal parity | |
| First child | 44 (38) |
| Two children | 47 (41) |
| Three or more children | 24 (21) |
| Maternal ethnicity | |
| New Zealand European | 84 (73) |
| Māori | 22 (19) |
| Other 2 | 9 (8) |
| Maternal education | |
| School only | 33 (29) |
| Post-secondary | 22 (19) |
| University | 60 (52) |
| Household deprivation 3 | |
| 1–3 (Low) | 30 (26) |
| 4–7 | 59 (51) |
| 8–10 (High) | 26 (23) |
| Infant variables at baseline | |
| Sex | |
| Female | 61 (53) |
| Male | 54 (47) |
| Group 4 | |
| Control | 58 (50) |
| BLISS | 57 (50) |
1 Data presented as n (%). 2 Other ethnicities were Asian and Pacific. 3 Household deprivation categorized using the NZDep scale in which decile 1 indicates the lowest level of deprivation and 10 indicates the highest [31]. 4 As part of the BLISS randomized controlled trial, participants were randomized to either the Control or BLISS group after stratification for maternal education and parity [27].