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. 2015 Dec 17;45:625–653. doi: 10.1007/s10566-015-9342-x

Table 5.

Factors affecting the quality of Attachment

Factor Studies describing that factor is related to attachment security Studies describing No. relation to attachment security
1. Age at placement 2 (−), 11 (−) 3*,5*, 6,7*, 13*
*studies with all children placed before 24 months
2. Number of previous placements 7
3. Length of time in placement 7(+)*
*Indicators of good quality of care
13*
*Indicators of low quality of care
4. Gender 2b  c* (+)
*Girls in response to change from institutional to Foster care
13
5. Genetic Factors 1*
*In interaction with type of care
6. Adoption Status 11 (+)
7. Contact with Biological Parents 11 (−)
8. Organisation of Foster Home and Learning Materials 4a (+)
9. Quality of Caregiving 2a (+)*
*At baseline
2b*
*At follow up, had changes in caregiver
10. Number of Children in Foster Care Home 11 (−)
11. Caregiver’s characteristics
 a. Sensitivity 11 (+), 7 (+), 4a (−)*
*sample of children with medical fragility
13*
*Caregivers with low sensitivity scores
 b. Childhood trauma 4a (−)
 c. State of Mind 5 (+)
 d. Motivation 4b
 e. Experience 11 (−)

Numbers in bold are studies with QA 70 % or more

Signs in brackets describe if the relationship between factor and attachment style is positive (+) or negative (−)

ID number of studies according to number used in Tables 1 and 2 for each study