Table 1. The components of the COMVC-19 program.

Action and Description	Subjects (n)	Details
Preventive (Health Promoting Actions)
Listening to the Employees HCWs provided feedback via talk-groups and hotline evaluation regarding what could be done to improve their working conditions. The requests were passed along to the institutional leadership.	Participants of the Fostering Nurses Group, rPsychological First Aid (PFA) groups, and every employee who accessed the hotline	Any reports of stressful working conditions as well as other requests of the employees that could potentially improve their psychological wellbeing were transmitted to the institutional leadership
Psychological First Aid (PFA) Training in psychological first aid techniques was given to non-specialist hospital staff leaders.	117 HCWs were trained throughout the hospital	This consisted of humane, supportive and practical help to fellow human beings suffering serious crisis events. The course is available at https://www.coursera.org/learn/psychological-first-aid
Psychoeducational videos We developed a database of psychoeducational videos (5 minutes or less) related to mental health and self-care during the pandemic delivered by mental health specialists of our Hospital.	15 videos	The videos were made available on an institutional website divided into three themes: General information about COVID-19, How health workers can protect their mental health, How to deal with emotionally stressful events and mental disorders. https://sites.google.com/hc.fm.usp.br/comvc-19/v%C3%ADdeos-colaboradores-do-hc?authuser=0#h.xoem956gjpo9
Motivational Videos Videos with positive messages a) emphasizing the relevance of their efforts and b) showing appreciation for the health care workers on the frontline	4 videos and a grand round dedicated to the frontline workers	1. https://www.youtube.com/watch?v=v93WcpakAE8&feature=youtu.be 2. https://www.youtube.com/watch?v=SZNpThAhQ2s&feature=youtu.be 3. https://drive.google.com/file/d/1oKyasr6HtwVJpwrUkdGVFk-J5nIBFk2t/view 4. https://drive.google.com/file/d/1HbDiCMdcrIlN5PDeRjJnzkP9BPI5dfOP/view 5. https://www.youtube.com/watch?v=wJjBhUwMSok
Fostering Nurses Group A ‘Fostering Nurses’ (‘Enfermagem que Acolhe’) implemented by the Humanization Group (Núcleo Técnico de Humanização, NTH).), with the aim of discussing routines, developing emotional support, and stimulating reflections among colleagues.	246 participants 79 encounters over the first three months	It consisted of talk groups with ∼10 participants and was conducted weekly by psychiatry residents, psychiatrists, and psychotherapists. These groups were offered to the ICU’s, ER’s, and ward’s technical and registered nurses. The hope was for our HCWs to ultimately understand the subjective meanings of their professions.
Professionally-guided physical activity Professionally-guided physical activity to the frontline COVID-19 HCWs	533 participants	230 classes over the first month including physical conditioning, Pilates, and jogging
Assistance (Mental Health Treatment)
Hotline The Remote Mental Health Support via Hotline available 24 hours a day to HCWs who may need mental health support. It is the primary entry access to all available therapeutic actions.	21 second-year residents on 24/7 shifts. 357 calls	The hotline offers a qualified initial screening followed by referral to psychiatric consultation and/or brief supportive psychotherapy when necessary. A training video on how to manage a hotline and screen for mental health issues is available. https://www.youtube.com/watch?v=YgxMGo6wUOQ&feature=youtu.be
Psychiatric Assistance Provided web-based psychiatric assistance by psychiatric residents under experienced supervision.	30 1st, 2nd and 3rd year residents + 15 medical supervisors	A training video on about web-based psychiatric consultation used to train our residents was made available: https://www.youtube.com/watch?v=gQKOBoOzT38
Brief supportive psychotherapy Brief supportive psychotherapy sessions by psychiatric residents under experienced supervision on various theoretical frameworks, both psychodynamic and cognitive-behavioral orientations.	More than 100 participants, 400 sessions 40 psychiatry residents + 20 volunteers psychotherapists	Video explaining principles of brief psychotherapy https://www.youtube.com/watch?v=aHeW3_Yfzzk&feature=youtu.be
Active search/screening Psychiatrists working on the Central Institute (COVID-19) or peers trained in PFA would approach HCWs who seemed to be in distress and would kindly suggest that they call the hotline	38 individuals	The leadership committee and leaders in key hospital areas (Intensive Care Units and Emergency Settings) were particularly targeted.
Rehabilitation Program During the early phases of the program, we noticed that many workers who contacted us were on medical leave, either for mental health issues or general medical reasons. Thus, we included in the program an initiative that would promote and strengthen their employment relationship, develop and adapt their abilities to return to work, and follow them up after their return to work during such a stressful time.	10 HCWs assisted	The Occupational Therapy Department, through its staff and residents, started leading a branch of the program responsible for offering these services also via video calls. Video on occupational therapy https://www.youtube.com/watch?v=Ya4yvL-Xkds&feature=youtu.be
COMVC APP Smartphone Application. Smartphone application (app), named COMVC, for healthcare workers and the general public aimed at disseminating brief educational videos on the COVID-19 pandemic and mental health, monitoring symptoms and providing customized feedback to individual needs.	913 HCFMUSP workers installed the app. 704 were active users who reported mental health symptoms at least once.	“COMVC APP, iOS Version.” Apple App Store. 2020. apple.co/2UX32rY. “COMVC APP, Android Version.” Google Play Store. 2020. bit.ly/37Ie6P4.
Educational
Videos to train professionals Psychoeducational videos related to mental health care and the type of assistance offered by the program	10 videos	Available at https://sites.google.com/hc.fm.usp.br/comvc-19/v%C3%ADdeos-colaboradores-do-hc?authuser=0#h.v6vd06l22v53
Scientific meetings A YouTube channel with scientific meetings focused on COVID-19 and its impact on mental health	9422 people have been assessed until the submission of the paper	https://www.youtube.com/channel/UCHgcdM65SzU1-6L24MyDMcA
Research
Screening of hospital HCWs mental health status	Sent to all the 21,000 HCWs	An online survey composed of self-report questionnaires and psychometric instruments assessing the most important psychological reactions seen in this kind of situation.
Investigating HCWs emotional reactions to the pandemic	40 participants.	Application of semi-structured interviews to a few selected participants who worked on the front line to qualitatively explore their emotional reactions to the crisis
Screening the mental health of young during the pandemic	Around 7000 answers	An investigation of the impact of the crisis on young children and adolescents from 5-17 years old throughout Brazil.
Impact of SARS-CoV-2 pandemic on mental health in the elderly	500 participants	Prospective assessment of the mental state and characterisation of the emotional distress among older participantsfrom the psychogeriatric clinics at HCFMUSP
Neuropsychiatric Manifestations of SARS-CoV-2: a cohort study	1200 participants	Investigated the direct impact of the SARS-CoV-2 in the Central Nervous System (including its psychiatric and neurologic manifestations).