From: Assessing communication skills during OSCE: need for integrated psychometric approaches
Model | Ļ2 | df | RMSEA (90% CIs) | CFI | ĪĻ2 | Īdf | ĪRMSEA | ĪCFI | Comparison |
---|---|---|---|---|---|---|---|---|---|
Group 1 (nā=ā35) | |||||||||
āModel 1. Configural invariance | 23.66* | 12 | 0.069 (0.025, 0.110) | 0.967 | Ā | Ā | Ā | Ā | Ā |
āModel 2. Metric invariance | 41.72* | 27 | 0.052 (0.025, 0.110) | 0.959 | 18.06 | 15 | ā0.017 | ā0.008 | Model 2 vs. Model 1 |
āModel 3. Scalar invariance | 73.27** | 47 | 0.052 (0.027, 0.075) | 0.926 | 31.55* | 20 | 0.000 | ā0.033 | Model 3 vs. Model 2 |
āModel 4. Strict invariance | 159.89*** | 67 | 0.082 (0.066, 0.099) | 0.739 | 86.62*** | 20 | 0.030 | ā0.187 | Model 4 vs. Model 3 |
Group 2 (nā=ā51) | |||||||||
āModel 1. Configural invariance | 24.72* | 12 | 0.059 (0.025, 0.093) | 0.977 | Ā | Ā | Ā | Ā | Ā |
āModel 2. Metric invariance | 54.18** | 27 | 0.058 (0.035, 0.080) | 0.950 | 29.46* | 15 | ā0.001 | ā0.027 | Model 2 vs. Model 1 |
āModel 3. Scalar invariance | 124.41*** | 47 | 0.074 (0.058, 0.090) | 0.859 | 70.23*** | 20 | 0.016 | ā0.091 | Model 3 vs. Model 2 |
āModel 4. Strict invariance | 150.36*** | 67 | 0.064 (0.051, 0.078) | 0.848 | 25.95 | 20 | ā0.010 | ā0.011 | Model 4 vs. Model 3 |
Group 3 (nā=ā61) | |||||||||
āModel 1. Configural invariance | 22.48* | 12 | 0.049 (0.014, 0.080) | 0.978 | Ā | Ā | Ā | Ā | Ā |
āModel 2. Metric invariance | 41.61* | 27 | 0.039 (0.010, 0.061) | 0.969 | 19.13 | 15 | ā0.010 | ā0.009 | Model 2 vs. Model 1 |
āModel 3. Scalar invariance | 105.10*** | 47 | 0.059 (0.044, 0.074) | 0.875 | 63.49*** | 20 | 0.020 | ā0.094 | Model 3 vs. Model 2 |
āModel 4. Strict invariance | 171.10*** | 67 | 0.066 (0.054, 0.078) | 0.777 | 66.00*** | 20 | 0.007 | ā0.098 | Model 4 vs. Model 3 |
Group 4 (nā=ā89) | |||||||||
āModel 1. Configural invariance | 9.57 | 6 | 0.047 (0.000, 0.101) | 0.993 | Ā | Ā | Ā | Ā | Ā |
āModel 2. Metric invariance | 25.69* | 12 | 0.066 (0.030, 0.101) | 0.973 | 16.12* | 6 | 0.019 | ā0.020 | Model 2 vs. Model 1 |
āModel 3. Scalar invariance | 45.83*** | 20 | 0.070 (0.043, 0.097) | 0.950 | 20.14** | 8 | 0.004 | ā0.023 | Model 3 vs. Model 2 |
āModel 4. Strict invariance | 74.09*** | 28 | 0.079 (0.057, 0.101) | 0.910 | 28.26*** | 8 | 0.009 | ā0.040 | Model 4 vs. Model 3 |
Group 5 (nā=ā60) | |||||||||
āModel 1. Configural invariance | 8.38 | 6 | 0.047 (0.000, 0.116) | 0.991 | Ā | Ā | Ā | Ā | Ā |
āModel 2. Metric invariance | 22.27* | 12 | 0.070 (0.018, 0.114) | 0.960 | 13.89* | 6 | 0.023 | 0.031 | Model 2 vs. Model 1 |
āModel 3. Scalar invariance | 46.17*** | 20 | 0.086 (0.053, 0.119) | 0.898 | 23.90** | 8 | 0.016 | ā0.062 | Model 3 vs. Model 2 |
āModel 4. Strict invariance | 53.33** | 28 | 0.071 (0.041, 0.100) | 0.902 | 7.16 | 8 | 0.005 | 0.004 | Model 4 vs. Model 3 |