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Table 4 Measurement invariance tests

From: The short version of the Metacognitive Prospective Memory Inventory (MPMI-s): factor structure, reliability, validity, and reference data

Level Wave bc Wave bf
RMSEA CFI SRMR RMSEA CFI SRMR
Age (≤ 30; 31–40; 41–50; 51–60; ≥ 61)
 PMA Configural 0.068 0.941 0.040 0.070 0.938 0.038
Metric 0.066 0.928 0.067 0.066 0.927 0.065
Scalar 0.071 0.902 0.070 0.069 0.905 0.069
 PMSi Configural 0.088 0.920 0.042 0.085 0.931 0.041
Metric 0.079 0.914 0.054 0.076 0.927 0.052
Scalar 0.093 0.848 0.082 0.090 0.868 0.076
 PMSe Configural 0.079 0.944 0.038 0.080 0.947 0.038
Metric 0.070 0.941 0.047 0.070 0.946 0.046
Scalar 0.073 0.919 0.052 0.074 0.924 0.053
Gender (women vs. men)
 PMA Configural 0.063 0.949 0.034 0.067 0.944 0.034
Metric 0.057 0.950 0.035 0.061 0.943 0.038
Scalar 0.056 0.945 0.035 0.061 0.936 0.041
 PMSi Configural 0.076 0.948 0.034 0.076 0.952 0.034
Metric 0.069 0.948 0.035 0.069 0.952 0.036
Scalar 0.081 0.914 0.048 0.083 0.918 0.049
 PMSe Configural 0.081 0.925 0.039 0.078 0.937 0.037
Metric 0.076 0.920 0.044 0.072 0.934 0.042
Scalar 0.081 0.895 0.058 0.076 0.914 0.054
  1. PMA prospective memory abilities, PMSi prospective memory strategies: internal, PMSe prospective memory strategies: external; MPMI-s data from waves bc and bf was used; N = 3523 – 4069