Table 2.
Fit indices for the hypothesized models
| SEM Model | χ2 | df | RMSEA | CFI | TLI | SRMR |
|---|---|---|---|---|---|---|
| Exploratory Factor Analysis (EFA; N = 2,243) | ||||||
| 2-factor model | 348.30 *** | 34 | .06 | .97 | .96 | .06 |
| 3-factor model | 126.36 *** | 25 | .04 | .99 | .98 | .03 |
| 4-factor model | 52.74 *** | 17 | .03 | 1.00 | .99 | .02 |
| 2-factor vs. 3-factor | 181.51 *** | 9 | — | — | — | — |
| 3-factor vs. 4-factor | 78.42 *** | 8 | — | — | — | — |
| Confirmatory Factor Analysis (CFA; N = 863) | ||||||
| 1-factor measurement model | 232.53 *** | 43 | .07 | .96 | .95 | .07 |
| 3-factor measurement model | 102.06 *** | 40 | .04 | .99 | .98 | .04 |
| Chi-Square test (1- vs. 3-factor measurement model) | 79.94 *** | 3 | — | — | — | — |
| Second-order measurement model | Identical to the 3-factor measurement model | |||||
| Domains of Financial Hardship and Inflammation (N = 863) | ||||||
| IL6 – MODEL 1 | 144.20 *** | 64 | .04 | .99 | .98 | .04 |
| IL6 – MODEL 2 | 193.72 *** | 72 | .04 | .98 | .98 | .04 |
| IL6 – MODEL 3 | 256.38 *** | 88 | .05 | .98 | .97 | .04 |
| CRP – MODEL 1 | 153.20 *** | 64 | .04 | .98 | .98 | .04 |
| CRP – MODEL 2 | 201.21 *** | 72 | .05 | .98 | .97 | .04 |
| CRP – MODEL 3 | 263.46 *** | 88 | .05 | .98 | .97 | .04 |
| Fibrinogen – MODEL 1 | 144.44 *** | 64 | .04 | .99 | .98 | .04 |
| Fibrinogen – MODEL 2 | 194.22 *** | 72 | .04 | .98 | .98 | .04 |
| Fibrinogen – MODEL 3 | 256.56 *** | 88 | .05 | .98 | .97 | .04 |
| General Financial Hardship and Inflammation (N = 863) | ||||||
| IL6 – MODEL 1 | 179.43 *** | 70 | .04 | .98 | .98 | .05 |
| IL6 – MODEL 2 | 237.61 *** | 80 | .05 | .98 | .97 | .05 |
| IL6 – MODEL 3 | 417.30 *** | 100 | .06 | .96 | .95 | .06 |
| CRP – MODEL 1 | 184.02 *** | 70 | .04 | .98 | .97 | .05 |
| CRP – MODEL 2 | 240.10 *** | 80 | .05 | .98 | .97 | .05 |
| CRP – MODEL 3 | 421.51 *** | 100 | .06 | .96 | .95 | .06 |
| Fibrinogen – MODEL 1 | 174.45 *** | 70 | .04 | .98 | .98 | .05 |
| Fibrinogen – MODEL 2 | 233.56 *** | 80 | .05 | .98 | .97 | .05 |
| Fibrinogen – MODEL 3 | 414.79 *** | 100 | .06 | .96 | .95 | .06 |
χ2 Chi-square test of model fit, df degree of freedom for the chi-square test of model fit, RMSEA Root mean square error of approximation, CFI Comparative fit index, TLI Tucker–Lewis index, SRMR Standardized root mean squared residual, MODEL 1 Adjusted for age (years), sex (0 = female, 1 = male), MODEL 2 Adjusted for age (years), sex (0 = female, 1 = male), and BMI (kg/m2), MODEL 3 Adjusted for age (years), sex (0 = female, 1 = male), BMI (kg/m2), education (0 = no bachelor’s degree, 1 = bachelor’s degree or higher), and race (0 = racial/ethnic minorities, 1 = non-Hispanic white)
*** = p < .001