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Table 1 Baseline characteristics of participants, comparison between 3 groups as regards age, BMI Z Score, initial {25 (OH)D, calcium, parathyroid hormone}, 4 months{25 (OH)D, calcium, parathyroid hormone, calcium/creatinine ratio} and 12 month 25 (OH)D

From: A randomized clinical trial comparing 3 different replacement regimens of vitamin D in clinically asymptomatic pediatrics and adolescents with vitamin D insufficiency

 

Group 1

(n=196)

Group 2

(n=247)

Group 3

(n=194)

P value

Number of females

97 (49.5%)

146 (59.1%)

80 (41.2%)

Number of males

99 (50.5%)

101 (40.9%)

114 (58.8%)

Age (mean±SD)

8.22±3.47

8.91±3.76

8.21±3.43

0.056

BMI Z score (mean±SD)

0.37±0.88

0.41±0.89

0.23±0.96

0.116

Initial Vitamin D (mean±SD)

21.67±9.53

14.29±5.43

12.88±5.33

<0.001

Initial calcium (mean±SD)

2.45±0.11

2.432±0.12

2.454±0.12

0.089

Initial PTH (mean±SD)

43.99±26.72

53.15±35.62

45.79±28.33

0.004

Vitamin D after Months (mean±SD)

16.94±9.4

47.7±21.37

36.24±7.02

<0.001

Calcium after 4 Months (mean±SD)

2.36±0.1

2.46±0.09

2.36±0.1

<0.001

PTH after 4 Months (mean±SD)

76.81±37.53

36.18±16.6

74.49±32.42

<0.001

Calcium/creatinine ratio (mean±SD)

0.12±0.06

0.18±0.15

0.12±0.06

<0.001

Vitamin D after 12 Months (mean±SD)

10.24±8.26

23.07±12.7

37.7±5.29

<0.001

  1. Normal ranges of Vitamin D [25(OH) D] =30–100 ng/ml, Calcium (Ca) =2.2–2.7 mmol/L, Parathyroid hormone (PTH) =15–68.3 pg/ml, urine calcium/creatinine ratio<0.4 [21]. P value considered significant if < 0.05