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Table 1 Characterization of the studies selected for analysis according to author and year of publication, objective, methodological design, sample, instruments, level of evidence (LE), and main results

From: Eating disorders during the COVID-19 pandemic: scoping review of psychosocial impact

Author/year

Objective

Method/sample

Instruments

LE

Main results

Baenas et al. (2020) [40]

Explore changes observed during the lockdown in people from European and Asian countries diagnosed with EDs

Quantitative; 829 people diagnosed with EDs (unspecified) recruited from a specialized service

COVID-19 Isolation Scale (CIES)

2c

There was a worsening of ED symptoms in the sample, with variations according to the individual context, age and subtype

Branley-Bell and Talbot (2020) [24]

Analyze the impact of the COVID-19 pandemic on people with EDs

Mixed; 129 people with EDs (unspecified), aged 16–5 years, 94% women, recruited online

Online questionnaire with open and closed questions

2c

The changes imposed by the pandemic proved to be a risk for worsening ED symptoms, triggering feelings of loss of control, loneliness, and depressed mood

Castellini et al. (2020) [28]

Assess the impact of COVID-19 on patients diagnosed with EDs

Longitudinal (before and during the lockdown); 74 patients with ED (AN-BN) recruited from a specialized service and 97 individuals in the control group

Online questionnaire with closed questions

2b

Worsening of symptoms, such as increased compensatory behaviors and binge eating, as well as PTSD symptoms

Clark Bryan et al. (2020) [33]

Assess how COVID-19 has impacted patients with AN and their parents/caregivers

Qualitative; 21 patients with AN and 28 family members recruited from a specialized service

Semi-structured interviews

4

Reduced access to health services, changes in routine, and higher anxiety levels were the most significant difficulties for patients and their families

Fernández‐Aranda et al. (2020) [34]

Analyze symptomatological changes resulting from social isolation and patients’ acceptance of telemedicine

Quantitative; 121 patients with EDs (unspecified) recruited online

COVID Isolation Eating Scale (CIES)

2c

Increased symptomatology of EDs during confinement. Patients with AN presented the most difficulty with telemedicine

Machado et al. (2020) [25]

Analyze the impact of lockdown measures on a group of people with ED

Mixed; 102 patients with EDs (unspecified) recruited from a specialized service

Telephone interviews and questionnaire with closed questions

2c

Participants felt that the pandemic had impacted their routines in terms of eating and exercising. Association between pandemic and increase in ED symptoms, impulsivity, and difficulty in emotional regulation

McCombie et al. (2020) [38]

Understanding the psychological and behavioral processes of people with ED during the COVID-19 pandemic

Mixed; 32 people with ED (unspecified) recruited online

Online questionnaire with open questions

2c

Worsening of ED symptoms related to social isolation, depressed mood, anxiety, routine disorganization, and use of social media

Schlegl et al. (2020a) [29]

Explore the impacts of COVID-19 on patients with AN

Quantitative; 159 patients with AN recruited from a specialized service

Online questionnaire with closed questions

2c

AN-related symptoms were used by patients as dysfunctional mechanisms to deal with the impact of the pandemic

Schlegl et al. (2020b) [35]

Investigate the impacts of COVID-19 on patients with BN

Quantitative; 55 patients with BN recruited from a specialized service

Online questionnaire with closed questions

2c

Patients reported an increase in the frequency of binge eating and purging, in addition to a worsening of their quality of life

Termorshuizen et al. (2020) [30]

Assess the first impacts of COVID-19 on people with self-reported EDs

Mixed; 1021 people with self-reported ED (unspecified) recruited online

Online questionnaire with open and closed questions

2c

COVID-19 was associated with increased anxiety and challenges related to managing ED symptoms, such as increased food restriction and binge episodes

Albano et al. (2021) [39]

Understand the impact of the first wave of the pandemic on people with self-reported EDs

Mixed; 244 posts and 3603 comments posted by 1971 people (86% women)

Posts available on online forums

4

Increased anxiety, feelings of anger, and negativity related to emotional, cognitive, and interpersonal aspects

Brown et al. (2021) [42]

Explore the impact of COVID-19 on people with EDs

Qualitative; 10 people with self-reported EDs (unspecified) recruited online. Age between 24 and 38 years

Interviews conducted online

4

The lockdown was perceived as a catalyst for ED symptoms by some participants and as a motivation to recover by others, depending on contextual variables

Monteleone et al. (2021) [31]

Explore which factors contributed to the worsening of symptoms in patients with EDs during the pandemic

Quantitative; 320 people diagnosed with ED (unspecified), recruited from a specialized service

Online questionnaire

2c

The following factors were relevant to the worsening of symptoms: weakened therapeutic relationship, isolation, and less social support

Nisticò et al. (2021) [32]

Explore the prevalence of anxiety and depression symptoms in people with ED compared to a control group of healthy people during the lockdown period

Longitudinal (6 months); 59 patients with EDs. (unspecified) and 47 (control group) recruited from a specialized service

Online questionnaire containing scales: Depression, Anxiety and Stress Scale-21 items (DASS-21), Impact of Event Scale-Revised (IES-R), and the Perceived Stress Scale (PSS)

1b

Patients with EDs experienced higher levels of stress, depression, anxiety, and the impact of the stressful event compared to the control group. They also had symptoms of PTSD

Nutley et al. (2021) [36]

Characterize the perceptions of people with EDs about the influences of the pandemic on their symptoms

Qualitative; N unspecified

Search online forums

4

The impacts of COVID-19 on routine were associated with worsening mental health and increased symptoms of EDs. Virtual communities were used to seek help and support

Spettigue et al. (2021) [26]

Examine characteristics of adolescents who developed EDs during the COVID-19 pandemic and compare them with those who already had symptoms a year earlier

Qualitative (documentary); 48 patients with ED (unspecified). Average age: 14.6 years

Patient charts and documents, such as clinical reports and medical records

2c

People with EDs developed after the start of the pandemic showed greater medical instability and need for hospitalization compared to those who were already undergoing treatment before

Springall et al. (2021) [37]

Explore the effect of the pandemic on adolescents with EDs

Qualitative (documentary); 457 patients with ED (unspecified)

Patient charts and documents, such as clinical reports and medical records

2c

The restrictions imposed by the pandemic were considered triggers for EDs, demanding greater attention from the health team

Vitagliano et al. (2021) [27]

Examine how people with EDs perceived the impacts of the COVID-19 pandemic

Quantitative; 89 patients with ED (unspecified) recruited online

Online questionnaire with closed questions

2c

Participants were concerned about the worsening of ED symptoms triggered by routine changes, as well as feelings of anxiety, depression, and isolation

Zeiler et al. (2021) [41]

Investigate the impacts of COVID-19 on patients with EDs

Qualitative; 13 AN patients (aged 13–18 years) and 10 family members recruited from a specialized service

Semi-structured interview

4

Changes in routine, evaluated as positive (more time available) and negative (lack of social support and interruption of treatment, less motivation to improve, uncertainty) stood out in the participants’ speeches

  1. Source: elaborated by the authors