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# Scenario catalogue
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## Scenarios without DIF
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| | **J** | | **M** | |
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| -------------- | ----- | ----- | ----- | ----- |
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| | **4** | **7** | **2** | **4** |
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| **Scenario 1** | X | | X | |
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| **Scenario 2** | X | | | X |
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| **Scenario 3** | | X | X | |
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| **Scenario 4** | | X | | X |
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Each scenario has 5 subscenarios:
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- A - H<sub>0</sub> true
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- B - H<sub>1</sub> true, effect size 0.2
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- C - H<sub>1</sub> true, effect size 0.4
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- D - H<sub>1</sub> true, effect size -0.2
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- E - H<sub>1</sub> true, effect size -0.4
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## Scenarios with DIF
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| | **J** | | **M** | | **Nb items DIF** | | | **DIF size** | |
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| --------------- | ----- | ----- | ----- | ----- | ---------------- | ----- | ----- | -------------- | ------- |
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| | **4** | **7** | **2** | **4** | **1** | **2** | **3** | **0.3** | **0.5** |
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| **Scenario 5** | X | | X | | X | | | X | |
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| **Scenario 6** | X | | | X | X | | | X | |
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| **Scenario 7** | X | | X | | X | | | | X |
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| **Scenario 8** | X | | | X | X | | | | X |
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| **Scenario 9** | X | | X | | | X | | X | |
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| **Scenario 10** | X | | | X | | X | | X | |
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| **Scenario 11** | X | | X | | | X | | | X |
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| **Scenario 12** | X | | | X | | X | | | X |
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| **Scenario 13** | | X | X | | | X | | X | |
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| **Scenario 14** | | X | | X | | X | | X | |
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| **Scenario 15** | | X | X | | | X | | | X |
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| **Scenario 16** | | X | | X | | X | | | X |
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| **Scenario 17** | | X | X | | | | X | X | |
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| **Scenario 18** | | X | | X | | | X | X | |
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| **Scenario 19** | | X | X | | | | X | | X |
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| **Scenario 20** | | X | | X | | | X | | X |
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Each scenario has 7 subscenarios:
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- A - H<sub>0</sub> true, DIF -0.3/0.5 on traitement group
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- **MPR example**
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- B - H<sub>1</sub> true, effect size 0.2, DIF +0.3/0.5 on traitement group
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- **BDI example**
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- C - H<sub>1</sub> true, effect size 0.2, DIF -0.3/0.5 on traitement group
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- **Dentistry example**
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- D - H<sub>1</sub> true, effect size 0.4, DIF +0.3/0.5 on traitement group
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- **BDI example**
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- E - H<sub>1</sub> true, effect size 0.4, DIF -0.3/0.5 on traitement group
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- **Dentistry example**
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- F - H<sub>1</sub> true, effect size -0.2, DIF -0.3/0.5 on traitement group
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- **Adverse effects example**
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- G - H<sub>1</sub> true, effect size -0.4, DIF -0.3/0.5 on traitement group
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- **Adverse effects example**
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