Skip to main content
. 2012 Nov 14;7(11):e49407. doi: 10.1371/journal.pone.0049407

Table 4. Mothers age, educational level and socio-economic group by genotype score and drinking behaviour during pregnancy.

Genotype scoreNumber of risk alleles* Mothers drinking during pregnancy
Mother’s charateristics ≤2 3 ≥4 <1–6 units per week Abstainers
Age (years) 29.2±4.6 29.2±4.3 29.8±4.5 29.7±4.4 28.4±4.5
Education(%O-level or higher ) 44.6 43.4 43.4 47.0 37.5
Socio-economic group(% Non-manual occupation) 58.7 57.7 55.7 61.7 51.8