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en:create:personal-code [22.07.2019 20:16] adminen:create:personal-code [09.02.2025 13:35] (current) – [Separate Text Inputs] paula.dees
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 If the participant enters the same code in the second questionnaire, the two data sets can be matched. The above example is only for illustration -- actual recommendations can be found, for example, in:  If the participant enters the same code in the second questionnaire, the two data sets can be matched. The above example is only for illustration -- actual recommendations can be found, for example, in: 
  
-Pöge, A. (2008). Persönliche Codes reloaded. Methoden – Daten – Analysen, 2(1), 59-70. [[https://www.gesis.org/fileadmin/upload/forschung/publikationen/zeitschriften/mda/Vol.2_Heft_1/2008_MDA1_Poege.pdf|German version, online available]].+  * Pöge, A. (2008). Persönliche Codes "reloaded".//Methoden – Daten – Analysen, 2//(1), 59-70. [[https://www.gesis.org/fileadmin/upload/forschung/publikationen/zeitschriften/mda/Vol.2_Heft_1/2008_MDA1_Poege.pdf|German version, online available]]. 
 +  * Pöge, A. (2011). Persönliche Codes bei Längsschnittuntersuchungen III: fehlertolerante Zuordnung unverschlüsselter und verschlüsselter selbstgenerierter Codes im empirischen Test. //Methoden, Daten, Analysen (mda), 5//(1). [[https://www.ssoar.info/ssoar/handle/document/25504|German version, online available]].
  
 An advantage of this solution is that the code functioned relatively reliably and provided high anonymity in times before the Social Web. However, this solution also has disadvantages: An advantage of this solution is that the code functioned relatively reliably and provided high anonymity in times before the Social Web. However, this solution also has disadvantages:
  
-  * One typo is enough to make the assignment very difficult.+  * Typos make it difficult to associate related cases in the data set.
   * The procedure involves a certain amount of effort for the participants, is sometimes perceived as "annoying" and the reference to personal data quickly raises concerns about data protection.   * The procedure involves a certain amount of effort for the participants, is sometimes perceived as "annoying" and the reference to personal data quickly raises concerns about data protection.
   * If a respondent reveals a lot about themself on social networks or if other data sources are available, parts of the personal code can be identified. In a small population (e.g. students of one year) this is often enough to de-anonymise the data.   * If a respondent reveals a lot about themself on social networks or if other data sources are available, parts of the personal code can be identified. In a small population (e.g. students of one year) this is often enough to de-anonymise the data.
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 +**Tip:** Set an (arbitrary) auto-fill code for the open input field in the details settings. The browser will then remember the personal code (if not deactivated in the browser) and automatically suggest it the next time you fill in the form.
 +
 +{{:de:create:scr.personal-code-autocomplete.png?nolink|Einstellungen für das Texteingabefeld}}
 ==== Separate Text Inputs ===== ==== Separate Text Inputs =====
  
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 **Tip:** Make sure you specify a mandatory response for open text input, missing data is usually not helpful. **Tip:** Make sure you specify a mandatory response for open text input, missing data is usually not helpful.
  
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 +**Search terms:** Personal code, participation code, panel survey, longitudinal, multi-wave survey
en/create/personal-code.1563819380.txt.gz · Last modified: by admin
 
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