Table 1.

95% CI for serum calcium (2.5-97.5 percentile) in 3 groups of neonates selected according to their vitamin D status; the lower limits of these ranges increase with increasing vitamin D status of the group

 nSerum calcium after exclusion of outliers: Mean ± SD; (IQR)95% CI for serum calcium (2.5-97.5 percentile)
Whole cohort of neonates unselected according to their vitamin D status963a2.46 ± 0.13 nmol/L;
(0.19)
2.19-2.72 mmol/L
Neonates with a serum 25OHD ≥ 30 nmol/L532a2.47 ± 0.13 nmol/L;
(0.18)
2.22-2.72 mmol/L
Neonates with a serum 25OHD ≥ 50 nmol/L208a2.50 ± 0.13 nmol/L; (0.18)2.25-2.75 mmol/L
 nSerum calcium after exclusion of outliers: Mean ± SD; (IQR)95% CI for serum calcium (2.5-97.5 percentile)
Whole cohort of neonates unselected according to their vitamin D status963a2.46 ± 0.13 nmol/L;
(0.19)
2.19-2.72 mmol/L
Neonates with a serum 25OHD ≥ 30 nmol/L532a2.47 ± 0.13 nmol/L;
(0.18)
2.22-2.72 mmol/L
Neonates with a serum 25OHD ≥ 50 nmol/L208a2.50 ± 0.13 nmol/L; (0.18)2.25-2.75 mmol/L

aIn these cases, median and mean were the same.

Table 1.

95% CI for serum calcium (2.5-97.5 percentile) in 3 groups of neonates selected according to their vitamin D status; the lower limits of these ranges increase with increasing vitamin D status of the group

 nSerum calcium after exclusion of outliers: Mean ± SD; (IQR)95% CI for serum calcium (2.5-97.5 percentile)
Whole cohort of neonates unselected according to their vitamin D status963a2.46 ± 0.13 nmol/L;
(0.19)
2.19-2.72 mmol/L
Neonates with a serum 25OHD ≥ 30 nmol/L532a2.47 ± 0.13 nmol/L;
(0.18)
2.22-2.72 mmol/L
Neonates with a serum 25OHD ≥ 50 nmol/L208a2.50 ± 0.13 nmol/L; (0.18)2.25-2.75 mmol/L
 nSerum calcium after exclusion of outliers: Mean ± SD; (IQR)95% CI for serum calcium (2.5-97.5 percentile)
Whole cohort of neonates unselected according to their vitamin D status963a2.46 ± 0.13 nmol/L;
(0.19)
2.19-2.72 mmol/L
Neonates with a serum 25OHD ≥ 30 nmol/L532a2.47 ± 0.13 nmol/L;
(0.18)
2.22-2.72 mmol/L
Neonates with a serum 25OHD ≥ 50 nmol/L208a2.50 ± 0.13 nmol/L; (0.18)2.25-2.75 mmol/L

aIn these cases, median and mean were the same.

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