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Table 4 Quantile Regressions Measuring the Effects of Family Income on Adult BMI, 2000

From: Family income and body mass index – what have we learned from China

Dependent Variable: BMI
  0.25 0.50 0.75
Income (1000 CNY) 0.809c (0.091) 0.965c (0.136) 0.874c (0.154)
Income Squared −0.032c (0.007) −0.033c (0.012) −0.033c (0.014)
Constant 15.253c (0.414) 15.854c (0.593) 16.873c (0.681)
Observation 9284 9284 9284
Pseudo R-squared 0.046 0.053 0.050
  1. Note: Numbers in parentheses are standard errors
  2. a, b and c represent significant level of 10, 5, and 1%