Correlated Drug Terms (1)

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	Name (Synonyms)	Correlation
drug374	Blood draw Wiki	0.71

Correlated MeSH Terms (1)

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	Name (Synonyms)	Correlation
D001008	Anxiety Disorders NIH	0.17

Correlated HPO Terms (0)

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	Name (Synonyms)	Correlation

Primary Outcomes

Description: To investigate specific fears regarding the COVID-19 pandemic 9 self created items are used. Values ranging from 1 to 6, higher scores indicate a worse outcome.

Measure: Characteristics of COVID-19-related anxiety

Time: 1 day

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Description: Modified German version of the DSM-5 Severity-Measure-For-Specific-Phobia-Adult-Scale by Beesdo-Baum et al. (2014). 10 items, values ranging from 1 to 5, higher scores indicate a worse outcome. The Scale was adapted to anxiety symptoms related to COVID-19.

Measure: COVID-19-related anxiety symptoms

Time: 1 day

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Secondary Outcomes

Description: Self-efficacy and coping with the COVID-19 pandemic are measured with 13 self created items. Values ranging from 1 to 6; higher scores indicate a better outcome (except inverted items).

Measure: Self-efficacy and coping with COVID-19

Time: baseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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Description: Personal consequences of the COVID-19 pandemic in the last three weeks are collected with five self-created items.

Measure: Consequences of COVID-19 in the last three weeks.

Time: baseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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Description: General illness attitudes are measured with 3 subscales (Worry about illness; Thanatophobia; Bodily preoccupations) of the German version of the Illness Attitude Scales (IAS) by Hiller & Rief (2004). 9 Items; values ranging from 1 to 5, higher scores indicate a worse outcome.

Measure: General Illness Attitude

Time: baseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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Description: Frequency, effects and formats of consumed media related to COVID-19 are measured with 5 self created items.

Measure: Media reporting

Time: baseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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Description: To screen for general anxiety and depressive symptoms the German version of the Patient Health Questionnaire-4 (PHQ-4) by Löwe (2015) is used. 4 items; values ranging from 0 to 3, higher scores indicate a worse outcome.

Measure: Ultra-brief screening scale for anxiety and depression

Time: baseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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Description: To investigate specific fears regarding the COVID-19 pandemic 9 self created items are used. Values ranging from 1 to 6, higher scores indicate a worse outcome.

Measure: Change in characteristics of COVID-19-related anxiety

Time: Ebaseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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Description: Modified German version of the DSM-5 Severity-Measure-For-Specific-Phobia-Adult-Scale by Beesdo-Baum et al. (2014). 10 items, values ranging from 1 to 5, higher scores indicate a worse outcome. The Scale was adapted to anxiety symptoms related to COVID-19.

Measure: Change in COVID-19-related anxiety symptoms

Time: baseline (1 day) + after 3 weeks + after 6 weeks + after 9 weeks + after 6 months + after 12 months

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