Scottish Health Survey 2018 - volume 2: technical report

Information on methodology and fieldwork, including details of sampling, weighting, response rates, the survey questionnaire and other fieldwork documents.


Table 1.16 True standard errors and 95% confidence intervals for obesity variables

2018
% (p) / Mean Sample size (unweighted) True standard error 95% confidence interval Design factor
lower upper
Mean adult BMI
Men Mean 27.6 1649 0.17 27.3 28.0 1.41
Women Mean 27.8 2076 0.17 27.4 28.1 1.23
BMI 25 and over
Men 25 and over 68 1649 1.6 64.8 70.9 1.43
Women 25 and over 63 2076 1.4 60.0 65.4 1.22
BMI 30 and over
Men 30 and over 27 1649 1.4 24.3 29.6 1.33
Women 30 and over 30 2076 1.2 27.3 31.9 1.12
BMI 40 and over
Men 40 and over 2 1649 0.4 1.7 3.4 1.18
Women 40 and over 5 2076 0.5 3.6 5.6 1.07
Child BMI, within / outwith healthy range
Boys Within healthy range 69 690 1.9 64.8 72.3 1.06
Outwith healthy range 31 690 1.9 27.7 35.2 1.06
Girls Within healthy range 71 602 2.2 66.1 74.6 1.19
Outwith healthy range 29 602 2.2 25.4 33.9 1.19
Child BMI, at risk of overweight (including obese)
Boys At risk of overweight (including obese) 30 690 1.9 26.1 33.6 1.07
Girls At risk of overweight (including obese) 27 602 2.1 23.5 31.9 1.21
Child BMI, at risk of obesity
Boys At risk of obesity 17 690 1.7 14.1 20.6 1.13
Girls At risk of obesity 15 602 1.7 11.9 18.7 1.21

Contact

Email: scottishhealthsurvey@gov.scot

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