Variable a | Completed (n=541) | Discontinued b (n=157) | Difference pvalue |
---|---|---|---|
 | Mean ± SD or %(n) |  | |
Maternal age at delivery (years)c | 30.6 ± 5.2 | 28.0 ± 5.5 | <.001 |
Maternal education (University degree)d | 63 (343) | 40 (63) | <.001 |
Born in Australia/New Zealandd | 81 (438) | 82 (129) | .8 |
Married/Defactod (n=696) | 92 (516) | 92 (143) | .2 |
Intend to breastfeed exclusivelyd (n=694) | 94 (509) | 92 (143) | .3 |
Smoked during pregnancyd (n=696) | 12 (62) | 15 (23) | .3 |