Table IV.
Nested Model Comparison Results for Asthma Symptoms and ED Visits (N = 262)
| Model | χ2 | Number of parameters | TLI | CFI | RMSEA (90% CI) | AIC | Comparison | Δχ2 | df | p |
|---|---|---|---|---|---|---|---|---|---|---|
| Asthma symptoms | ||||||||||
| Reciprocal effects | .25 | 13 | 1.06 | 1.00 | .00 (.00–.13) | 26.25 | – | – | 1 | .62 |
| Asthma morbidity effects | .27 | 12 | 1.07 | 1.00 | .00 (.00–.06) | 24.27 | M2–M1 | .02 | 2 | .99 |
| Depressive symptoms effect | 7.23 | 12 | 0.79 | 0.96 | .10 (.03–.18) | 31.23 | M3–M1 | 6.98 | 2 | .008 |
| Stability coefficients | 7.25 | 11 | 0.89 | 0.97 | .07 (.00–.14) | 29.25 | M4–M2 | 6.98 | 3 | .008 |
| ED visits | ||||||||||
| Reciprocal effects | .22 | 13 | 1.06 | 1.00 | .00 (.00–.13) | 26.22 | – | – | 1 | .64 |
| Asthma morbidity effects | .27 | 12 | 1.07 | 1.00 | .00 (.00–.06) | 24.26 | M2–M1 | .05 | 2 | .82 |
| Depressive symptoms effect | 1.36 | 12 | 1.03 | 0.99 | .00 (.00–.11) | 25.36 | M3–M1 | 1.14 | 2 | .28 |
| Stability coefficients | 1.40 | 11 | 1.04 | 1.00 | .00 (.00–.08) | 23.40 | M4–M2 | 1.13 | 3 | .29 |
M1: Model 1.