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Table 5 Risk factors of low vitamin D levels (<25 nmol/L) in schoolchildren

From: Vitamin D levels in schoolchildren: a cross-sectional study in Kuwait

Independent variablesa Odds ratio 95% C.I. P-value
   Lower Upper  
Age (<8.5 yrs. vs. older) 4.954 1.926 12.742 .001
Gender (male vs. female) 2.444 1.225 4.877 .011
PTH (<7 pmol/L vs. higher) 2.282 1.166 4.464 .016
Overweight (& obese vs. normal) 2.175 1.110 4.262 .024
  1. aEntered in logistic regression, with goodnes of fitness >0.05, an R squared value of 0.159–0.223 and a percentage accuray of 75% overall