Van Ijzendoorn and Kroonenberg findings - AO1
- secure = majority - 70%
- lowest % of secure = china
- highest % of secure = GB
- western countries that supported independence (e.g. germany) had high levels of insecure avoidant
- eastern countries that were more culturally close (e.g. japan) had high levels of insecure resistance - 25%
- Variations within the same country were 150% greater than between countries
- One study found 46% of children were securely attached in the US and another found 90%