Piotr Grajewski

Warsaw, MZ, Poland

Last Updated: 09/26/2026

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Found 13 publications

Determining the relative importance of risk and protective factors for adjustment disorder symptoms during the COVID-19 pandemic by mixed-effects random forests.

Determining the relative importance of risk and protective factors for adjustment disorder symptoms during the COVID-19 pandemic by mixed-effects random forests.

Journal: Psychological medicine

Published: June 04, 2026

Driven to disconnect: desire thinking, desire for dissociation, motivation, and resilience in gaming disorder.

Driven to disconnect: desire thinking, desire for dissociation, motivation, and resilience in gaming disorder.

Journal: Scientific reports

Published: December 07, 2025

A longitudinal study of risk and protective factors for symptoms of adjustment disorder during the COVID-19 pandemic.

A longitudinal study of risk and protective factors for symptoms of adjustment disorder during the COVID-19 pandemic.

Journal: European journal of psychotraumatology

Published: April 22, 2024

Did Cognitive Attentional Syndrome Symptoms Predict Stress- and Trauma-Related Symptoms in the Initial Phase of the COVID-19 Pandemic? Results from a Two-Wave Study on a Sample of Polish Internet Users.

Did Cognitive Attentional Syndrome Symptoms Predict Stress- and Trauma-Related Symptoms in the Initial Phase of the COVID-19 Pandemic? Results from a Two-Wave Study on a Sample of Polish Internet Users.

Journal: Brain sciences

Published: June 04, 2023

Risk and protective factors for posttraumatic stress disorder in trauma-exposed individuals during the COVID-19 pandemic - findings from a pan-European study.

Risk and protective factors for posttraumatic stress disorder in trauma-exposed individuals during the COVID-19 pandemic - findings from a pan-European study.

Journal: European journal of psychotraumatology

Published: December 01, 2022

Psychometric properties of the Patient Health Questionnaire-4 (PHQ-4) in 9230 adults across seven European countries: Findings from the ESTSS ADJUST study.

Psychometric properties of the Patient Health Questionnaire-4 (PHQ-4) in 9230 adults across seven European countries: Findings from the ESTSS ADJUST study.

Journal: Journal of affective disorders

Published: October 28, 2022

Risk and protective factors, stressors, and symptoms of adjustment disorder during the COVID-19 pandemic - First results of the ESTSS COVID-19 pan-European ADJUST study.

Risk and protective factors, stressors, and symptoms of adjustment disorder during the COVID-19 pandemic - First results of the ESTSS COVID-19 pan-European ADJUST study.

Journal: European journal of psychotraumatology

Published: January 07, 2022

Adjustment disorder, traumatic stress, depression and anxiety in Poland during an early phase of the COVID-19 pandemic.

Adjustment disorder, traumatic stress, depression and anxiety in Poland during an early phase of the COVID-19 pandemic.

Journal: European journal of psychotraumatology

Published: January 07, 2022

Factors Associated With Suicide Ideation in Lithuania and Poland Amid the COVID-19 Pandemic.

Factors Associated With Suicide Ideation in Lithuania and Poland Amid the COVID-19 Pandemic.

Journal: Crisis

Published: August 31, 2021

Prevalence of adjustment disorder in Poland during the COVID-19 pandemic and its association with symptoms of anxiety and depression.

Prevalence of adjustment disorder in Poland during the COVID-19 pandemic and its association with symptoms of anxiety and depression.

Journal: Postepy psychiatrii neurologii

Published: January 31, 2021

Stressors, coping and symptoms of adjustment disorder in the course of the COVID-19 pandemic - study protocol of the European Society for Traumatic Stress Studies (ESTSS) pan-European study.

Stressors, coping and symptoms of adjustment disorder in the course of the COVID-19 pandemic - study protocol of the European Society for Traumatic Stress Studies (ESTSS) pan-European study.

Journal: European journal of psychotraumatology

Published: October 08, 2020

Psychometric properties of the Polish version of the desire thinking questionnaire in a sample of Internet game players.

Psychometric properties of the Polish version of the desire thinking questionnaire in a sample of Internet game players.

Journal: Addictive behaviors

Published: April 14, 2020

Showing 1-12 of 13

Last Updated: 09/26/2026