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Table 2 Vitamin A intake and proportion below EAR and above RNI among Chinese adults by age and gender

From: Dietary vitamin a intake among Chinese adults: findings from CNTCS2015

Age N Vitamin A (μg RAE/day) P Below EARa P Above RNIb P
Mean Median N % N %
18–49 Years Male 3157 330.1 214.7 0.0008 2764 87.6 0.1744 222 7.0 0.9497
Female 3718 305.0 198.6 3214 86.4 260 7.0
50–64 Years Male 2553 310.4 207.8 0.0003 2276 89.2 0.0946 139 5.4 0.4805
Female 2818 281.5 191.0 2471 87.7 166 5.9
Total Male 5710 321.3 211.2 < 0.0001 5040 88.3 0.0313 361 6.3 0.6599
Female 6536 294.8 195.5 5685 87.0 426 6.5
  1. aEAR, Estimated Average Requirement, 560μg for male, and 480μg for female; bRNI, Recommended Nutrient Intake, 800μg for male and 700μg for female