Similarly , children of the most educated mothers grew faster from birth-3 months and 12-34 months ( p-values for trend 0.08 ) , such that , by age 7 years , girls with the most ( versus least ) educated mothers were 1.92 cm ( 95 % CI : 1.47 , 2.36 ) taller ; after controlling for urban/rural and East/West area of residence , this difference remained at 1.86 cm ( 95 % CI : 1.42 , 2.31 ) , but after additionally controlling for mid-parental height , attenuated to 1.10 cm ( 95 % CI : 0.69 , 1.52 ) .