Table 1.
Participants’ demographic and clinical characteristics, segregated on the basis of metformin use (N = 412).
Table 2.
Comparison of proportion of patients suffering from vitamin-B12 deficiency between metformin and non-metformin users (N = 412).
Fig 1.
Prevalence of neuropathy in the metformin and non-metformin groups, based on the Toronto Clinical Scoring System.
Fig 2.
Prevalence of neuropathy, as assessed by the focused neurological test (N = 412).
Table 3.
Clinical characteristics of the participants, stratified by B12 deficiency status (N = 412).
Fig 3.
Non-parametric LOWESS curve with a scatter plot for the relationship between the average weekly vitamin B12 consumption and serum vitamin B12 (N = 412).
Table 4.
Unadjusted and adjusted logistic regression using the presence of B12 deficiency as a dependent variable with other clinical characteristics as independent variables (N = 412).