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Adjusted means and percentage differences in height, weight and ponderal index by NS-SEC and ethnic group.

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posted on 2012-03-07, 00:20 authored by Claudia Thomas, Claire M. Nightingale, Angela S. Donin, Alicja R. Rudnicka, Christopher G. Owen, Naveed Sattar, Derek G. Cook, Peter H. Whincup

Mean: means adjusted for sex, age, observer, month and school (random effect).

95% CI: 95% confidence interval of the mean.

Estimates adjusted for ethnicity (all groups included).

interaction test of NS-SEC and main ethnic groups (white European, black African-Caribbean, South Asian) and excluding “unclassified” NS-SEC group fitting NS-SEC as an ordinal variable.

§

interaction test of NS-SEC and main ethnic groups (white European, black African-Caribbean, South Asian) and excluding “unclassified” NS-SEC group fitting NS-SEC as a categorical variable.

per NS-SEC decrement from professional to economically inactive (excluding unclassified group).

per NS-SEC decrement from professional to routine &manual (excluding economically inactive and unclassified groups).

*

p-value for NS-SEC fitted as an unordered nominal variable (excluding unclassified group).

Note: Percentage variance due to school differences: height 0.3%, weight 0.9%, ponderal index 1.3%.

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