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Table 2 Serum vitamin D (25(OH)D) concentrations among first trimester pregnant women (N = 396)

From: Risk factors for antenatal hypovitaminosis D in an urban district in Malaysia

Serum vitamin D n Percent Median (IQR 25 %, 75 %)
Serum concentration of 25 (OH)D nmol/L    27.11 (19.87,36.99) (min = 7.50, max = 121.43)
Serum concentration of 25 (OH) D nmol/L (categorized)    
 <25.00 nmol/L 174 43.9  
 25-49.99 nmol/L 184 46.5  
 50-74.99 nmol/L 33 8.3  
 ≥75 nmol/L 5 1.3  
Serum concentration of 25 (OH) D nmol/L (categorized)    
 <50 nmol/L 358 90.4  
 ≥50 nmol/L 38 9.6