Table 5.
Participant characteristics predicting likelihood of meeting recommended dietary intake for vitamin B12 (as predicted by logistic regression model) (n 1426)*
| 95 % CI for OR | ||||||||
|---|---|---|---|---|---|---|---|---|
| Variable | β | se | Wald | df | P | OR | Lower | Upper |
| Takes vitamin B12 supplement | 4·71 | 0·22 | 454·1 | 1 | <0·001 | 110·74 | 71·83 | 170·74 |
| Vegan diet>2 years | 0·55 | 0·22 | 6·1 | 1 | 0·01 | 1·74 | 1·12 | 2·69 |
| Iodised salt used | 0·52 | 0·24 | 4·8 | 1 | 0·03 | 1·69 | 1·06 | 2·69 |
*
Variables entered at Step 1: age, language at home, Socio-Economic Index for Area low or other), state of residence (Western Australia/South Australia or other), period on vegan diet, smoking status, food security, whether consumes alcohol, vegetable intake, fruit intake (i.e. whether meets guidelines or not), use of iodised salt, children since vegan, currently pregnant or lactating, prefers organic food, whether a B12 supplement was taken or not and whether any other supplements were taken.