Table 2: Unadjusted logistic regression between clinical and patient-education factors on willingness to change to a vegetarian diet.

Odds ratio
(95% CI)

Patient interest in education on vegetarian diets
 No1.0 (referent)
 Yes42.9 (12.9–142.4)
Interest in plant-based diet is to improve health
 No1.0 (referent)
 Yes13.0 (4.9–34.2)
Interest in plant-based diet is to lose weight
 No1.0 (referent)
 Yes4.0 (1.6–9.6)
 18–29 y1.0 (referent)
 30–49 y4.0 (0.6–27.4)
 50–65 y3.5 (0.6–20.1)
 65+ y1.60 (0.2–11.1)
 Female1.0 (referent)
 Male1.3 (0.6–2.9)
Demographic and clinical characteristics
 Prediabetes1.0 (referent)
 Type 1 diabetes1.4 (0.3–5.9)
 Type 2 diabetes1.0 (0.3–3.1)
Time since diabetes diagnosis
 0–10 y1.0 (referent)
 10+ y1.3 (0.5–3.1)
Body Mass Index
 Normal weight (18.5–24.9 kg/m2)1.0 (referent)
 Overweight (25.0–29.9 kg/m2)0.9 (0.3–2.6)
 Obese (≥30.0 kg/m2)1.1 (0.4–3.0)
Confidence in becoming vegetarian
 Somewhat confident or confident1.0 (referent)
 Not at all confident1.2 (0.5–2.9)
Heard of a plant-based diet
 No1.0 (referent)
 Yes2.1 (0.5–8.3)
Aware of benefits of a plant-based diet
 No1.0 (referent)
 Yes1.3 (0.6–2.8)
Patient history in diabetes clinic
 First visit1.0 (referent)
 Returning patient1.3 (0.5–3.1)

Sample includes only participants who are not currently on a plant-based diet ( = 85). Significant associations are presented in bold.