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Scottish Health Survey 2017 - volume 2: technical report

Presents information on the methodology and fieldwork for the Scottish Health Survey 2017 and includes the survey questionnaire.

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Table 1.15: True standard errors and 95% confidence intervals for diet variables

2017
% (p) / Mean Sample size (un-weighted) True standard error 95% confidence interval Design Factor
lower upper
Adult portions of fruit and veg
Men None 11 1597 1.0 9.1 13.2 1.39
Less than 1 portion 4 1597 0.6 2.9 5.5 1.38
1 portion or more but less than 2 18 1597 1.2 16.1 20.9 1.31
2 portions or more but less than 3 16 1597 1.0 14.1 18.1 1.17
3 portions or more but less than 4 17 1597 1.2 15.0 19.5 1.29
4 portions or more but less than 5 12 1597 0.9 10.0 13.6 1.19
5 portions or more 22 1597 1.3 19.4 24.5 1.33
Women None 9 2099 0.7 7.4 10.3 1.15
Less than 1 portion 4 2099 0.5 3.3 5.3 1.11
1 portion or more but less than 2 15 2099 1.0 13.3 17.0 1.17
2 portions or more but less than 3 17 2099 0.9 15.1 18.7 1.08
3 portions or more but less than 4 16 2099 0.9 14.6 18.2 1.08
4 portions or more but less than 5 13 2099 0.9 11.5 14.9 1.12
5 portions or more 26 2099 1.2 23.6 28.2 1.18
Adult mean adult fruit and vegetable consumption
Men Mean portions 3.2 1597 0.09 3.0 3.4 1.46
Women Mean portions 3.5 2099 0.07 3.3 3.6 1.23
Child (age 2 – 15) portions of fruit and veg
Boys None 10 706 1.3 8.2 13.3 1.11
Less than 1 portion 6 706 1.1 4.6 9.0 1.20
1 portion or more but less than 2 20 706 1.6 16.6 23.0 1.08
2 portions or more but less than 3 21 706 1.6 18.1 24.4 1.05
3 portions or more but less than 4 17 706 1.6 14.4 20.5 1.09
4 portions or more but less than 5 11 706 1.4 8.2 13.5 1.17
5 portions or more 15 706 1.6 11.8 17.9 1.16
Girls None 9 669 1.3 6.4 11.7 1.22
Less than 1 portion 6 669 0.9 4.4 7.8 0.96
1 portion or more but less than 2 17 669 1.6 14.2 20.7 1.12
2 portions or more but less than 3 21 669 1.7 17.4 24.2 1.11
3 portions or more but less than 4 20 669 1.7 17.0 23.8 1.12
4 portions or more but less than 5 11 669 1.4 8.6 14.1 1.14
5 portions or more 16 669 1.6 13.4 19.7 1.12
Child (age 2 – 15) mean adult fruit and vegetable consumption
Boys Mean portions 2.8 706 0.11 2.6 3.1 1.26
Girls Mean portions 2.9 669 0.10 2.7 3.1 1.21

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