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Table 3 Laboratory data of studied cases according to vitamin D status

From: Vitamin D status in diabetic Egyptian children and adolescents: a case–control study

  Vitamin D deficient cases(n = 44) Cases with normal Vitamin D level(n = 36) p
Serum Ca (mg/dL) 7.3 ± 1.0 9.6 ± 1.1 <0.01a
Serum Po4 (mg/dL) 6.1 ± 1.4 4.4 ± 1.0 <0.01a
Serum alkaline phosphatase (IU/L) 260 (44–453) 128 (66–251) <0.01b
Serum PTH (pg/ml) 66.1 ± 9.4 47.4 ± 9.3 <0.01a
Fasting blood Glucose (mg/dL)> 208 (115–316) 197 (112–282) 0.05b
Fasting insulin (uU/mL) 6.7 ± 1.5 7.2 ± 1.2 > 0.05a
Insulin dose (U/Kg/d) 0.93 ± 0.11 0.91 ± 0.18 > 0.05a
HbA1c (%) 9.0 ± 1.6 8.4 ± 2.1 > 0.05a
HOMA-IR .7 ± 0.3 42.8 ± 0.6 <0.01a
Disease duration (months) 6.7 ± 2.3 43 ± 9 <0.01a
  1. Serum PTH: serum parathyroid hormone; HbA1c: glycosylated hemoglobin; HOMA-IR: Homeostasis model for assessment of insulin resistance.
  2. Data are presented as mean ± SD or median (min-max). P value < 0.05 indicates a significant difference. a(Student t-test). bMannWhitney U test.