Doaa A. Khalifa

Cairo, C, Egypt

Last Updated: 09/26/2026

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Found 18 publications

Treatment and long-term outcome of mental disorders: The grim picture from a quasi-epidemiological investigation in 54,826 subjects from 40 countries.

Treatment and long-term outcome of mental disorders: The grim picture from a quasi-epidemiological investigation in 54,826 subjects from 40 countries.

Journal: Psychiatry research

Published: December 05, 2024

Somatic multicomorbidity and disability in patients with psychiatric disorders in comparison to the general population: a quasi-epidemiological investigation in 54,826 subjects from 40 countries (COMET-G study).

Somatic multicomorbidity and disability in patients with psychiatric disorders in comparison to the general population: a quasi-epidemiological investigation in 54,826 subjects from 40 countries (COMET-G study).

Journal: CNS spectrums

Published: January 25, 2024

Non-binary gender, vulnerable populations and mental health during the COVID-19 pandemic: Data from the COVID-19 MEntal health inTernational for the general population (COMET-G) study.

Non-binary gender, vulnerable populations and mental health during the COVID-19 pandemic: Data from the COVID-19 MEntal health inTernational for the general population (COMET-G) study.

Journal: Journal of affective disorders

Published: August 14, 2023

Results of the COVID-19 mental health international for the health professionals (COMET-HP) study: depression, suicidal tendencies and conspiracism.

Results of the COVID-19 mental health international for the health professionals (COMET-HP) study: depression, suicidal tendencies and conspiracism.

Journal: Social psychiatry and psychiatric epidemiology

Published: September 11, 2022

The effect of different degrees of lockdown and self-identified gender on anxiety, depression and suicidality during the COVID-19 pandemic: Data from the international COMET-G study.

The effect of different degrees of lockdown and self-identified gender on anxiety, depression and suicidality during the COVID-19 pandemic: Data from the international COMET-G study.

Journal: Psychiatry research

Published: March 15, 2022

Results of the COVID-19 mental health international for the general population (COMET-G) study.

Results of the COVID-19 mental health international for the general population (COMET-G) study.

Journal: European neuropsychopharmacology : the journal of the European College of Neuropsychopharmacology

Published: August 16, 2021

Risk factors for ADHD and comorbid psychiatric, academic and behavior problems among primary school students in Jeddah, Saudi Arabia.

Risk factors for ADHD and comorbid psychiatric, academic and behavior problems among primary school students in Jeddah, Saudi Arabia.

Journal: International journal of psychiatry in medicine

Published: December 17, 2020

Depression and telomere length in colorectal cancer patients in Saudi Arabia.

Depression and telomere length in colorectal cancer patients in Saudi Arabia.

Journal: Asian journal of psychiatry

Published: April 24, 2018

Prevalence of attention deficit hyperactivity disorder and comorbid psychiatric and behavioral problems among primary school students in western Saudi Arabia.

Prevalence of attention deficit hyperactivity disorder and comorbid psychiatric and behavioral problems among primary school students in western Saudi Arabia.

Journal: Saudi medical journal

Published: January 15, 2018

Religiosity and Telomere Length in Colorectal Cancer Patients in Saudi Arabia.

Religiosity and Telomere Length in Colorectal Cancer Patients in Saudi Arabia.

Journal: Journal of religion and health

Published: January 05, 2018

Test-retest reliability of the Muslim Religiosity Scale: follow-up to "Religious involvement and health among dialysis patients in Saudi Arabia".

Test-retest reliability of the Muslim Religiosity Scale: follow-up to "Religious involvement and health among dialysis patients in Saudi Arabia".

Journal: Journal of religion and health

Published: March 10, 2015

Prospective study of depression among dialysis patients in Saudi Arabia.

Prospective study of depression among dialysis patients in Saudi Arabia.

Journal: International urology and nephrology

Published: February 22, 2015

Showing 1-12 of 18

Last Updated: 09/26/2026