Table 2 Predictors of the decision-making groups (Multivariate logistic regression analysis: ^aThe information sources self-help group and journals were not significant predictors of the ODM group. ^bAge, education attainment and frequency of consultations were not significant predictors of the PDM group)

 Factor

Odds ratio [95% CI]

p value

 Age [yr]

1.02 [1.00–1.04]

.013

 Education attainment [per level]

1.39 [1.15–1.69]

.001

 Frequency of consultations

1.31 [1.04–1.65]

.022

 Knowledge score of diabetic retinopathy and HbA₁c level

0.90 [0.81–0.99]

.037

 Factor

Odds ratio [95% CI]

p value

 Education attainment [per level]

0.80 [0.66–0.99]

.036

  self-help group

1.34 [1.06–1.70]

.015

  Journals

0.70 [0.53–0.93]

.013