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Table 1 Comparison of serum 25(OH)D levels in the same age groups between sex

From: The establishment of serum 25-hydroxyvitamin D reference intervals in children aged 0–14 years in Zigong area, China

Age Sex No 25(OH)D (ng/ml) P value
 < 6 months Male 48 78.79 ± 31.12 0.125
Female 26 90.12 ± 27.75
6 ~ 11 months Male 132 71.94 ± 24.07 0.320
Female 101 72.68 ± 26.56
1 ~ 2 years Male 320 68.50 (54.43, 87.18) 0.737
Female 226 66.80 (54.65, 87.05)
3 ~ 5 years Male 223 38.70 (29.50, 56.50) 0.099
Female 142 44.15 (31.60, 62.60)
6 ~ 9 years Male 180 26.90 (21.43,42.23) 0.852
Female 135 26.40 (22.70, 38.00)
10 ~ 14 years Male 120 21.65 (17.53, 31.33) 0.002
Female 106 25.95 (19.93, 42.03)