Skip to main content

Table 2 Descriptive statistics of individual level variables among children aged 5–18 years from the China Health and Nutrition Surveys, 2011

From: The association between urbanization and child height: a multilevel study in China

Variable N Percentage (%) or x ± s
gender
 Male 827 51.49
 Female 779 48.51
Age (year) 1606 11.14 ± 3.71
Ethnicity
 Miao 48 2.99
 Buyi 52 3.24
 Tujia 37 2.30
 Han 1469 91.47
Family income per capita
 1st Quintile 336 20.92
 2nd Quintile 310 19.30
 3rd Quintile 320 19.93
 4th Quintile 312 19.43
 5th Quintile 328 20.42
Maternal education level
 low education 573 35.68
 middle education 829 51.62
 high education 204 12.7
 Maternal height 1289  
Percentage of energy take from protein (%) 1606 0.14 ± 0.03
Urbanization Index   157.71 ± 6.10
1st quintile 314 19.55
2nd quintile 319 19.86
3rd quintile 318 19.80
4th quintile 342 21.30
5th quintile 313 19.49
Z score of height for age 1606 −0.19 ± 1.24
< −2 111 6.91
−2~ 265 16.50
−1~ 514 32.00
0~ 479 29.83
1~ 188 11.71
> 2 49 3.05