Table 1.
Sociodemographic characteristics of the sample
| n | Mean (SD)/% | |
|---|---|---|
| Child age Time 1 (years) | 143 | 10.71 (2.14) |
| Child age Time 2 (years) | 143 | 13.73 (1.74) |
| Maternal age at Time 1 | 140 | 36.72 (5.93) |
| Single parent household | 81 | 57 % |
| Low social classa | 52 | 41 % |
| Low parent educationb | 26 | 20 % |
| Low incomec | 76 | 59 % |
aLow social class: occupation of main family wage earner as unskilled worker/unemployed, classified using the UK Standard Occupation Classification 2000. b Low parent education: left school without qualifications (GCSE or equivalent). c Low income: annual family income <£20,000 (equivalent ~$32,000)