Table 1.
Exploratory factor analysis model fit statistics for the Spanish internet sample
| Factors | χ2 | df | RMSEA | RMSEA 90% confidence intervals | CFI | TLI | |
|---|---|---|---|---|---|---|---|
| Body awareness subscale | |||||||
| 1 | 647.20 | 299 | .050 | .045 | .055 | .94 | .93 |
| 2 | 433.87 | 274 | .035 | .029 | .042 | .97 | .97 |
| 3 | 330.28 | 250 | .026 | .018 | .034 | .99 | .98 |
| 4 | 253.56 | 222 | .016 | .000 | .026 | 1.00 | .99 |
| 5 | 194.19 | 205 | .000 | .000 | .016 | 1.00 | 1.00 |
| Autonomic reactivity subscale initial item set | |||||||
| 1 | 1330.49 | 324 | .082 | .077 | .086 | .85 | .84 |
| 2 | 909.58 | 298 | .066 | .062 | .071 | .91 | .89 |
| 3 | 703.02 | 273 | .058 | .053 | .064 | .94 | .92 |
| 4 | 490.55 | 249 | .046 | .040 | .052 | .97 | .95 |
| 5 | 362.89 | 226 | .036 | .029 | .043 | .98 | .97 |
| Autonomic reactivity subscale final item set | |||||||
| 1 | 728.75 | 170 | .084 | .078 | .090 | .89 | .87 |
| 2 | 327.96 | 151 | .050 | .043 | .058 | .96 | .96 |
| 3 | 210.52 | 133 | .035 | .026 | .044 | .98 | .98 |
| 4 | 148.29 | 116 | .024 | .010 | .035 | .99 | .99 |
| 5 | 107.00 | 100 | .012 | .000 | .028 | 1.00 | 1.00 |
RMSEA = root mean square error of approximation; CFI = Comparative Fix Index; TLI = Tucker‐Lewis Index.