Comparison on the status of vitamin A in 6- to 13- year-old children between 2002 and 2012 in China

Nutrition Journal

Table 3 Comparison of vitamin A deficiency of children between 2002 and 2012(%/n)

^aIn urban areas at 2002, 10–13 age group compared to 6–9 age group, x ² = 4.998 p = 0.025 statistically significant
^bIn rural areas at 2002, 10–13 age group compared to6–9 age group, x ² = 5.765 p = 0.000 statistically significant
^cIn urban areas at 2012, 10–13 age group compared to 6–9 age group, x ² = 6.789 p = 0.009 statistically significant
^dIn rural areas at 2012, 10–13 age group compared to 6–9 age group, x ² = 14.791 p = 0.000 statistically significant
^eIn urban areas at 2012 compared to urban in 2002, x ² = 45.456 p = 0.000 statistically significant
^fIn rural areas at 2012compared to rural in 2002, x ² = 33.257 p = 0.000 statistically significant
^gcompared to 2002, x ² = 2.602 p = 0.107 no statistically significant

ISSN: 1475-2891