Variable | Sweep (Age of child) when data was collected | Definition | Sample |
---|---|---|---|
Gender | Sweep 1 (10Â months) | Male | 49.6Â % |
 |  | Female | 50.4 % |
Number of children in family | Sweep 7 (7–8 years) | One | 14.6 % |
 | Two | 54.0 % | |
 |  | Three | 24.2 % |
 |  | Four or more | 7.2 % |
Ethnicity | Sweep 1 (10Â months) | White | 97.6Â % |
 |  | Non-white | 2.4 % |
Scottish Index of Multiple Deprivation (SIMD) | Sweep 7 (7–8 years) | Q1 (Least deprived) | 25.2 % |
 | Q2 | 24.4 % | |
 | Q3 | 21.6 % | |
 | Q4 | 15.7 % | |
 | Q5 (Most deprived) | 13.1 % | |
Maternal weight status | Sweep 6 (5–6 years) | Healthy/underweight (BMI <25 kg/m2) | 44.9 % |
 | Overweight (≥25 kg/m2 to >30 kg/m2) | 31.5 % | |
 | Obese (≥30 kg/m2) | 23.6 % | |
Mother smoked in pregnancy | Sweep 1 (10Â months) | No | 81.6Â % |
 | Yes | 18.4 % | |
If child ever breastfed | Sweep 1 (10Â months) | Yes | 69.8Â % |
 | No | 30.2 % | |
Birth weight | Sweep 1 (10Â months) | Normal (>2.5Â kg) | 94.2Â % |
 |  | Low (<2.5 kg) | 5.8 % |
Total sample size | Â | Â | 2,278 |