Skip to main content

Table 1 Participants’ demographic and clinical characteristics (n = 121)

From: Vitamin B12 deficiency in metformin-treated type-2 diabetes patients, prevalence and association with peripheral neuropathy

Characteristics

Values

Age (years)

58.5 ± 10.5

T2DM duration (years)

11.6 ± 7.5

Duration of metformin use (years)

9.6 ± 6.8

Total daily dose of metformin (gram)

2.4 ± 0.7

Cumulative dose of metformin (gram)

23.7 ± 18.2

eGFR (mL/min/1.73 m2)

116.7 ± 44.6

Women, n(%)

80(66)

HbA1c (mmol/mol) [%]

76 ± 27 [9.1 ± 2.5]

Smokers, n(%)

8(6.6)

Insulin use, n(%)

96(79.3)

Alcohol consumption, n(%)

4(3.3)

Coffee consumption, n(%)

23(19)

Race

 Black, n(%)

89(73.5)

 Non-black, n(%)

32(26.5)

Number of daily metformin doses

 One, n(%)

3(2.5)

 Two, n(%)

61(51.2)

 Three, n(%)

55(46.2)

Acetylsalicylic acid use, n(%)

94(77.7)

PPIs or H2RAs use, n(%)

12(10)

BMI (kg/m2)

33.4 ± 6.3

Vitamin B12 levels (pmol/L)

260.6 ± 163.7

NTSS-6 Scores

5.11 ± 3.86

  1. The data are shown as the means ± SD or n (%)
  2. BMI Body-Mass Index, eGFR estimated glomerular filtration rate based on Cockcroft-Gault formula, PPI Proton Pump Inhibitor, H2RA Histamine 2 Receptor Antagonist, HbA1c Glycated haemoglobin, NTSS-6 Neuropathy Total Symptom Score-6