Table 2

Pearson's correlation coefficient between baseline values in the 421 subjects

Age (years)

BMI (kg/m²)

BMD L2-L4 (g/cm²)

BMD total hip (g/cm²)

Lg OPG (pg/ml)¹

RANKL (pg/ml)¹

Serum 25(OH)D (nmol/L)

Serum PTH (pmol/L)

Age (years)

BMI (kg/m²)

- 0.15^†

BMD L2-L4 (g/cm²)

- 0.21^‡

0.04

BMD total hip (g/cm²)

- 0.36^‡

0.24^‡

0.64^‡

Lg OPG (pg/ml)¹

0.38^‡

- 0.04

- 0.13*

- 0.15^†

RANKL (pg/ml)¹

- 0.06²

- 0.08²

- 0.01²

- 0.03²

- 0.02²

Serum 25(OH)D (nmol/L)

0.31^‡

- 0.16^†

0.04

- 0.07

0.20^‡

0.07²

Serum PTH (pmol/L)

0.08

0.19^‡

- 0.18^‡

- 0.11*

0.01

- 0.05²

- 0.26^‡

Serum calcium (mmol/L)

0.30

0.02

0.02

0.05

0.09

- 0.08²

0.06

- 0.10*

*P < 0.05; ^†P < 0.01; ^‡P > 0.001

¹N = 336 ²Spearman's correlation coefficient

Jorde et al. Nutrition Journal 2010 9:1   doi:10.1186/1475-2891-9-1