The Scottish Health Survey 2011 - volume 3: technical report

Annual Report of the Scottish Health Survey for 2011. Technical Report.

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Table 1.25 True standard errors and 95% confidence intervals for diet variables (children)

2008, 2009, 2010, 2011

% (p) / Mean Sample size (un-weighted) True standard error 95% confidence interval Deft
Lower Upper
Boys (2008)
Mean portions of fruit and vegetables eaten per day 2.7 764 0.09 2.5 2.9 1.28
Proportion eating 5 or more portions a day (%) 13.6 764 1.50 10.9 16.8 1.22
Boys (2009)
Mean portions of fruit and vegetables eaten per day 2.7 1153 0.06 2.6 2.8 1.12
Proportion eating 5 or more portions a day (%) 13.8 1153 1.16 11.7 16.3 1.14
Boys (2010)
Mean portions of fruit and vegetables eaten per day 2.6 821 0.09 2.4 2.8 1.29
Proportion eating 5 or more portions a day (%) 12.4 821 1.45 9.8 15.5 1.23
Boys (2011)
Mean portions of fruit and vegetables eaten per day 2.7 855 0.08 2.6 2.9 1.22
Proportion eating 5 or more portions a day (%) 13.4 855 1.34 10.9 16.2 1.16
Girls (2008)
Mean portions of fruit and vegetables eaten per day 2.9 752 0.09 2.7 3.0 1.13
Proportion eating 5 or more portions a day (%) 13.4 752 1.36 10.9 16.3 1.08
Girls (2009)
Mean portions of fruit and vegetables eaten per day 2.9 1100 0.08 2.7 3.0 1.23
Proportion eating 5 or more portions a day (%) 15.6 1100 1.26 13.3 18.2 1.15
Girls (2010)
Mean portions of fruit and vegetables eaten per day 2.7 708 0.08 2.5 2.8 1.17
Proportion eating 5 or more portions a day (%) 12.6 708 1.33 10.2 15.4 1.10
Girls (2011)
Mean portions of fruit and vegetables eaten per day 2.8 833 0.08 2.6 2.9 1.17
Proportion eating 5 or more portions a day (%) 12.3 833 1.27 10.0 15.0 1.11

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