Table 4 Multi-group CFAs testing for measurement invariance between sex and age SNS
From: Spanish validation of the self-evaluation of negative symptoms scale SNS in an adolescent population
χ2Satorra-Bentler | df | CFI | NNFI | RMSEA [90% CI] | SRMR | ΔCFI | |
|---|---|---|---|---|---|---|---|
Sex | |||||||
Male (n = 2099) | 571.13 | 165 | .986 | .984 | .035 [.032, .038] | .048 | |
Female (n = 2422) | 976.12 | 165 | .981 | .979 | .045 [.032, .048] | .057 | |
Configural | 1393.19 | 326 | .984 | .981 | .038 [.036, .040] | .056 | |
Scalar | 1820.44 | 375 | .978 | .978 | .042 [.039, .043] | .068 | −.006 |
Age | |||||||
Age:11–15 (n = 3301) | 1003.96 | 165 | .983 | .980 | .039 [.036, .042] | .049 | |
Age: 16–18 (n = 1220) | 541.51 | 165 | .983 | .983 | .043 [.039, .047] | .056 | |
Configural | 1372.77 | 326 | .984 | .982 | .038 [.036, .040] | .056 | |
Scalar | 2103.62 | 375 | .975 | .974 | .045 [.043, .047] | .073 | −.009 |