Table 3 Fit indexes for the confirmatory factor analyses of the Spanish ECR-12, French/English ECR-12, English ECR-S, and Chilean B-ECR

2 (Students A)

χ²(52,N= 919) = 156.07,p< .001

3.00

.95

.94

.05 [.04; .06]

 ECR-12

χ²(52, N = 919) = 340.09, p < .001

6.54

.85

.81

.08 [.07; .09]

 ECR-S

χ²(53, N = 919) = 610.78, p < .001

11.52

.70

.63

.11 [.10; .12]

 B-ECR

χ²(274, N = 919) = 1747.89, p < .001

6.38

.76

.74

.08 [.07; .08]

3 (Students B)

χ²(52,N= 578) = 160.19,p< .001

3.08

.95

.94

.06 [.05; .07]

 ECR-12

χ²(52, N = 578) = 281.70, p < .001

5.42

.90

.90

.09 [.08; .10]

 ECR-S

χ²(53, N = 578) = 610.78, p < .001

11.52

.70

.63

.11 [.10; .12]

 B-ECR

χ²(274, N = 578) = 1737.39, p < .001

6.34

.76

.74

.10 [.09; .10]

4 (Community)

χ²(52,N= 436) = 146.20,p< .001

2.81

.95

.93

.06 [.05; .08]

 ECR-12

χ²(52, N = 436) = 163.12, p < .001

3.14

.92

.89

.07 [.06; .08]

 ECR-S

χ²(53, N = 436) = 337.83, p < .001

6.37

.74

.67

.11 [.10; .12]

 B-ECR

χ²(274, N = 436) = 1173.82, p < .001

4.28

.79

.77

.09 [.08; .09]

5 (Gay/lesbian)

χ²(52,N= 467) = 104.47,p< .001

2.01

.97

.96

.05 [.03; .06]

 ECR-12

χ²(52, N = 467) = 177.76, p < .001

3.42

.91

.86

.07 [.06; .08]

 ECR-S

χ²(53, N = 467) = 292.63, p < .001

5.52

.80

.70

.10 [.09; .11]

 B-ECR

χ²(274, N = 467) = 1046.87, p < .001

3.82

.81

.77

.08 [.07; .08]

6 (Female partner)

χ²(52,N= 180) = 102.32,p< .001

1.97

.92

.90

.08 [.06; .10]

 ECR-12

χ²(52, N = 180) = 127.30, p < .001

2.45

.85

.78

.09 [.07; .11]

 ECR-S

χ²(53, N = 180) = 176.87, p < .001

3.34

.78

.68

.11 [.10; .13]

 B-ECR

χ²(274, N = 180) = 679.57, p < .001

2.48

.77

.73

.09 [.08; .10]

6 (Male partner)

χ²(52,N= 180) = 87.54,p< .001

1.68

.94

.93

.06 [.04; .08]

 ECR-12

χ²(52, N = 180) = 171.41, p < .001

3.29

.76

.64

.11 [.10; .13]

 ECR-S

χ²(51, N = 180) = 194.83, p < .001

3.68

.70

.56

.12 [.10; .14]

 B-ECR

χ²(51, N = 180) = 833.30, p < .001

3.04

.45

.58

.11 [.10; .12]