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Table 5 Model fit and model comparisons

From: Effectiveness and mechanism of a 4-week online self-help mindfulness intervention among individuals with emotional distress during COVID-19 in China

Model χ2 df Δχ2 Δdf p CFI TLI SRMR RMSEA(CI)
FFMQ-CPSS
 Unconstrained model 86.026 42     0.990 0.979 0.062 0.058 (0.041, 0.076)
 Constrained model 113.466 58 27.440 16 0.037 0.988 0.981 0.079 0.056 (0.040, 0.071)
FFMQ-ODSIS
 Unconstrained model 82.749 42     0.990 0.978 0.074 0.056 (0.038, 0.074)
 Constrained model 112.768 58 30.019 16 0.018 0.986 0.979 0.082 0.055 (0.040, 0.070)
FFMQ-K10
 Unconstrained model 70.243 42     0.993 0.985 0.065 0.047 (0.026, 0.065)
 Constrained model 82.305 58 12.062 16 0.740 0.994 0.991 0.075 0.037 (0.015, 0.054)
FFMQ-OASIS
 Unconstrained model 80.488 42     0.990 0.979 0.069 0.055 (0.036, 0.072)
 Constrained model 99.216 58 18.728 16 0.283 0.989 0.984 0.077 0.048 (0.031, 0.064)
  1. CFI comparative fit index, TLI Tucker–Lewis index, SRMR the standardized root mean square residual, RMSEA root mean square error of approximation