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Table 2 Descriptives of subscales of 12-item AISI 6–12 years

From: Internal structure and reliability of the Attachment Insecurity Screening Inventory (AISI) for children age 6 to 12

  Total sample (N = 681)   
  M (SD)   
Avoidant 16.966 (4.21)   
Ambivalent 11.167 (3.60)   
Desorganised 12.013 (4.40)   
Total insecurity 40.147 (7.18)   
  Mothers (n = 361) Fathers (n = 320)  
  M (SD) M (SD) t a
Avoidant 17.031 (4.42) 16.894 (3.98) − 0.425
Ambivalent 11.609 (3.77) 10.669 (3.34) −3.457**
Desorganised 12.501 (4.62) 11.463 (4.08) −3.115**
Total insecurity 41.141 (7.22) 39.025 (6.97) −3.880***
  Non-biological parents (n = 594) Biological parents (n = 87)  
  M (SD) M (SD) t b
Avoidant 16.931 (4.23) 17.207 (4.14) − 0.729
Ambivalent 10.958 (3.44) 12.598 (4.27) −3.843***
Desorganised 11.874 (4.28) 12.966 (5.07) −1.875
Total insecurity 39.763 (6.95) 42.770 (8.12) −3.559***
  1. Note. aIndependent t-test. bt-test of multilevel model. *p < .05; **p < .01; ***p < .001