Table 2.
Weighted rank correlations between 25(OH)D and CRP and AGP in preschool children and nonpregnant females of reproductive age, the BRINDA project1,2
| Survey | n | 25(OH)D and CRP correlation |
n | 25(OH)D and AGP correlation |
||
|---|---|---|---|---|---|---|
| r | p | r | p | |||
| PSC | ||||||
| Afghanistan, 2013 | 662 | −0.04 | 0.50 | 662 | 0.04 | 0.61 |
| Cambodia, 2014 | 646 | 0.04 | 0.32 | 646 | 0.05 | 0.29 |
| Pakistan, 2011 | 6943 | 0.01 | 0.63 | |||
| USA, 2006 | 1314 | 0.01 | 0.78 | — | — | — |
| Vietnam, 2010 | 315 | 0.08 | 0.08 | — | — | — |
| FRA | ||||||
| Afghanistan, 2013 | 1044 | 0.01 | 0.92 | 1044 | 0.01 | 0.81 |
| Cambodia, 2014 | 699 | 0.05 | 0.40 | 699 | −0.05 | 0.47 |
| Pakistan, 2011 | 6305 | 0.001 | 0.92 | 8045 | −0.01 | 0.56 |
| UK, 2014 | 894 | −0.11 | 0.02 | — | — | — |
| USA, 2006 | 3197 | −0.10 | 0.001 | — | — | — |
| Vietnam, 2010 | 528 | 0.14 | 0.002 | — | — | — |
1
AGP, alpha-1-acid glycoprotein; BRINDA, Biomarkers Reflecting Inflammation and Nutritional Determinants of Anemia; and — not measured.
2
P value was calculated from T test in regression model that took into account complex sampling (cluster, strata, and sampling weight).