International Journal of Endocrinology / 2014 / Article / Tab 1

Research Article

The Association between 25-Hydroxyvitamin D and Hemoglobin A1c Levels in Patients with Type 2 Diabetes and Stage 1–5 Chronic Kidney Disease

Table 1

Characteristics of the study patients (mean ± standard deviation, value in an ANOVA).

StatusNumber of reports,
(%)
Age,
years
eGFR,
mL/min per
1.73 m2
HbA1c, 
(%)
25(OH)D,
ng/mL
25(OH)D
>30 ng/mL,
%
Erythrocyte metformin,
mg/L

All reports54265.0 ± 11.244.3 ± 23.87.6 ± 1.825.7 ± 18.334.71.43 ± 1.45
By CKD stage:
 Stage 127 (5.0)59.9 ± 12.6103.9 ± 11.17.5 ± 1.619.7 ± 15.922.20.91 ± 0.60
 Stage 295 (17.5)63.4 ± 12.072.0 ± 8.77.9 ± 1.922.7 ± 16.328.61.06 ± 0.61
 Stage 3268 (49.4)66.8 ± 10.142.9 ± 8.37.8 ± 1.923.6 ± 16.830.61.31 ± 0.92
 Stage 4105 (19.4)66.3 ± 2.022.3 ± 4.37.4 ± 1.428.7 ± 19.239.01.68 ± 1.99
 Stage 547 (8.7)57.8 ± 10.99.3 ± 3.16.3 ± 1.240.6 ± 21.668.12.58 ± 2.78
value
By vitamin D status:
 Sufficiency188 (34.7)65.6 ± 10.938.3 ± 23.16.7 ± 1.045.9 ± 14.91.39 ± 0.97
 Insufficiency109 (20.1)63.4 ± 11.642.5 ± 22.47.3 ± 1.524.8 ± 2.71.31 ± 0.87
 Deficiency245 (45.2)65.3 ± 11.349.6 ± 23.88.4 ± 2.010.7 ± 4.81.51 ± 1.89
valueNSNS

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