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Table 6 Predicted data shifts from original to standardized 25(OH)D levels for GNHIES98, DEGS1 and KiGGS

From: Implications of standardization of serum 25-hydroxyvitamin D data for the evaluation of vitamin D status in Germany, including a temporal analysis

GNHIES98

DEGS1

KiGGS

Serum 25(OH)D levels in nmol/l

Serum 25(OH)D levels in nmol/l

Serum 25(OH)D levels in nmol/l

Original

Standardized

Original

Standardized

Original

Standardized

 1

 1

 1

 15

 1

 10

 5

 6

 5

 18

 5

 15

 10

 12

 10

 22

 10

 20

 15

 18

 15

 26

 15

 25

 20

 24

 20

 30

 20

 30

 25

 30

 25

 34

 25

 35

 30

 36

 30

 38

 30

 40

 40

 49

 40

 45

 40

 50

 50

 61

 50

 53

 50

 61

 60

 73

 60

 61

 60

 71

 75

 91

 75

 72

 75

 76

 80

 93

 80

 76

 80

 77

 90

 98

 90

 84

 90

 80

 100

 104

 100

 92

 100

 84

 125

 117

 125

 109

 125

 91

 150

 131

 150

 110

 150

 99

 200

 159

 200

 113

 200

 115

 250

 186

 250

 115

 250

 130

 300

 213

 300

 118

 300

 146

  1. 25(OH)D Serum 25-hydroxyvitamin D, GNHIES98 German National Health Interview and Examination Survey 1998, DEGS1 German Health Interview and Examination Survey for Adults, KiGGS German Health Interview and Examination Survey for Children and Adolescents