Table 2. Study 2 Confirmatory Factor Analysis Fit Indices and Nested Model Comparisons (N = 719).
Model | χ2 | df | CFI | NNFI | SRMR | Model comparisons | Δχ2 | Δdf |
---|---|---|---|---|---|---|---|---|
1. 3 factor | 484.23** | 51 | .97 | .97 | .05 | |||
2. 2 factor A | 1373.28** | 53 | .92 | .90 | .07 | 2 vs. 1 | 889.05** | 2 |
3. 2 factor B | 1406.72** | 53 | .92 | .89 | .07 | 3 vs. 1 | 922.49 ** | 2 |
4. 2 factor C | 1509.28** | 53 | .91 | .89 | .08 | 4 vs. 1 | 1025.05** | 2 |
5. 1 factor | 2163.68** | 56 | .87 | .84 | .10 | 5 vs. 1 | 1679.45** | 5 |
5 vs. 2 | 790.40 ** | 3 | ||||||
5 vs. 3 | 756.96 ** | 3 | ||||||
5 vs. 4 | 654.40 ** | 3 |
Note. df = model degrees of freedom, CFI = comparative fit index, NNFI = non-normed fit index, SRMR = standardized root mean square residual. 3 factor = physical health support, psychological health support, and safety support; 2 factor A = physical health support and psychological health support items loading on one factor and safety support items loading on second factor; 2 factor B = psychological health support and safety support items loading on one factor and physical health support items loading on second factor; 2 factor C = physical health support and safety support items loading on one factor and psychological health support items loading on second factor.
p <.01