Find Research Outputs

Search in all content

Filters for Research Output

Search concepts
Selected filters

Publication Year

  • 2020
  • 2019
  • 2018
  • 2017
  • 2016
  • 2015
  • 2014
  • 2013
  • 2011

Author

  • Gabor Ungvari
Article

Prevalence of aggression in hospitalized patients with schizophrenia in China: A meta-analysis

Zhou, J. S., Zhong, B. L., Xiang, Y. T., Chen, Q., Cao, X. L., Correll, C. U., Ungvari, G., Chiu, H. F. K., Lai, K. Y. C. & Wang, X. P., 2016, In : Asia-Pacific Psychiatry. 8, 1, p. 60-69

Research output: Contribution to journalArticle

22 Citations (Scopus)

Prevalence of borderline personality disorder and its risk factors in female prison inmates in China

Zhu, X. M., Zhou, J. S., Chen, C., Peng, W. L., Li, W., Ungvari, G. S., Ng, C. H., Wang, X. P. & Xiang, Y-T., 1 Apr 2017, In : Psychiatry Research. 250, p. 200-203 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Prevalence of comorbid depression in schizophrenia: A meta-analysis of observational studies

Li, W., Yang, Y., An, F. R., Zhang, L., Ungvari, G. S., Jackson, T., Yuan, Z. & Xiang, Y. T., 1 Aug 2020, In : Journal of Affective Disorders. 273, p. 524-531 8 p.

Research output: Contribution to journalArticle

Prevalence of Depression Among Empty-Nest Elderly in China: A Meta-Analysis of Observational Studies

Zhang, H. H., Jiang, Y. Y., Rao, W. W., Zhang, Q. E., Qin, M. Z., Ng, C. H., Ungvari, G. S. & Xiang, Y. T., 7 Jul 2020, In : Frontiers in Psychiatry. 11, 608.

Research output: Contribution to journalArticle

Open Access

Prevalence of depression and its impact on quality of life among frontline nurses in emergency departments during the COVID-19 outbreak

An, Y., Yang, Y., Wang, A., Li, Y., Zhang, Q., Cheung, T., Ungvari, G. S., Qin, M. Z., An, F. R. & Xiang, Y. T., 1 Nov 2020, In : Journal of Affective Disorders. 276, p. 312-315 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Prevalence of depressive symptoms in children and adolescents in China: A meta-analysis of observational studies

Rao, W. W., Xu, D. D., Cao, X. L., Wen, S. Y., Che, W. I., Ng, C. H., Ungvari, G. S., He, F. & Xiang, Y. T., 1 Feb 2019, In : Psychiatry Research. 272, p. 790-796 7 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Prevalence of depressive symptoms in overweight and obese children and adolescents in mainland China: A meta-analysis of comparative studies and epidemiological surveys

Rao, W. W., Zhang, J. W., Zong, Q. Q., An, F. R., Ungvari, G. S., Balbuena, L., Yang, F. Y. & Xiang, Y. T., 1 May 2019, In : Journal of Affective Disorders. 250, p. 26-34 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Prevalence of depressive syndrome and their association with demographic and clinical characteristics in Chinese HIV patients

Wang, Y. Y., Zhao, J., Zhang, Q., Zhang, Y., Bai, B., Ng, C. H., Ungvari, G. S., Jia, F. J. & Xiang, Y. T., 2018, In : AIDS Care - Psychological and Socio-Medical Aspects of AIDS/HIV. 30, 11, p. 1388-1392 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Prevalence of falls in adult and older adult psychiatric patients in China: A systematic review and comprehensive meta-analysis of observational studies

Rao, W. W., Zong, Q. Q., Lok, G. K. I., Wang, S. B., An, F. R., Ungvari, G. S., Ng, C. H. & Xiang, Y. T., 1 Aug 2018, In : Psychiatry Research. 266, p. 18-25 8 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Prevalence of Insomnia and Clinical and Quality of Life Correlates in Chinese Patients With Schizophrenia Treated in Primary Care

Hou, C-L., Li, Y., Cai, M. Y., Ma, X. R., Zang, Y., Jia, F-J., Lin, Y. Q., Ungvari, G. S., Chiu, H. F. K., Ng, C. H., Zhong, B. L., Cao, X. L., Tam, M. I. & Xiang, Y-T., 1 Apr 2017, In : Perspectives in Psychiatric Care. 53, 2, p. 80-86 7 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Prevalence of insomnia symptoms and their associated factors in patients treated in outpatient clinics of four general hospitals in Guangzhou, China

Zheng, W., Luo, X-N., Li, H. Y., Ke, X-Y., Dai, Q., Zhang, C-J., Ng, C. H., Ungvari, G., Xiang, Y-T. & Ning, Y. P., 2018, In : BMC Psychiatry. 18, 7 p., 232.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Prevalence of Major Depression and Its Associations With Demographic and Clinical Characteristics and Quality of Life in Chinese Patients With HBV-related Liver Diseases

Liu, M., Li, L., Zheng, S. J., Zhao, J. H., Ungvari, G. S., Hall, B. J., Duan, Z. P. & Xiang, Y-T., 1 Jun 2017, In : Archives of Psychiatric Nursing. 31, 3, p. 287-290 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Prevalence of major depressive disorder and its socio-demographic correlates in the general adult population in Hebei province, China

Zhang, Y. S., Rao, W. W., Cui, L. J., Li, J. F., Li, L., Ng, C. H., Ungvari, G. S., Li, K. Q. & Xiang, Y. T., 1 Jun 2019, In : Journal of Affective Disorders. 252, p. 92-98 7 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Prevalence of major depressive disorder in children and adolescents in China: A systematic review and meta-analysis

Xu, D. D., Rao, W. W., Cao, X. L., Wen, S. Y., Che, W. I., Ng, C. H., Ungvari, G. S., Du, Y., Zhang, L. & Xiang, Y. T., 1 Dec 2018, In : Journal of Affective Disorders. 241, p. 592-598 7 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Prevalence of major depressive disorder in older adults in China: A systematic review and meta-analysis

Wang, F., Zhang, Q. E., Zhang, L., Ng, C. H., Ungvari, G. S., Yuan, Z., Zhang, J., Zhang, L. & Xiang, Y. T., 1 Dec 2018, In : Journal of Affective Disorders. 241, p. 297-304 8 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Prevalence of Nurses' Smoking Habits in Psychiatric and General Hospitals in China

An, F., Xiang, Y., Yu, L., Ding, Y., Ungvári, G., Chan, S. W. C., Yu, D. S. F., Lai, K., Qi, Y., Zeng, J., Wu, P., Hou, Z., Correll, C. U., Newhouse, R. P. & Chiu, H., 2014, In : Archives of Psychiatric Nursing. 28, 2, p. 119-122

Research output: Contribution to journalArticle

7 Citations (Scopus)

Prevalence of overweight in schizophrenia patients in Asia: Findings of the research on Asian psychotropic prescription patterns (REAP) study

Wang, F., Xiang, Y. T., Ungvari, G., Ng, C. H., Chiu, H. F. K., Zheng, W., Tan, C. H. & Shinfuku, N., 2016, In : International Journal of Clinical Pharmacology and Therapeutics. 54, 6, p. 450-454

Research output: Contribution to journalArticle

2 Citations (Scopus)

Prevalence of Poor Sleep Quality in Nursing Staff: A Meta-Analysis of Observational Studies

Zeng, L-N., Yang, Y., Wang, C., Li, X-H., Xiang, Y-F., Hall, B. J., Ungvari, G. S., Li, C-Y., Chen, C., Chen, L-G., Cui, X-L., An, F-R. & Xiang, Y-T., 2 Nov 2019, In : Behavioral Sleep Medicine. 14 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Prevalence of prenatal and postpartum depression in fathers: A comprehensive meta-analysis of observational surveys

Rao, W-W., Zhu, X-M., Zong, Q-Q., Zhang, Q., Hall, B. J., Ungvari, G. S. & Xiang, Y-T., 15 Feb 2020, In : Journal of Affective Disorders. 263, p. 491-499 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Prevalence of sexual harassment of nurses and nursing students in China: A meta-analysis of observational studies

Zeng, L. N., Zong, Q. Q., Zhang, J. W., Lu, L., An, F. R., Ng, C. H., Ungvari, G. S., Yang, F. Y., Cheung, T., Chen, L. & Xiang, Y. T., 29 Jan 2019, In : International Journal of Biological Sciences. 15, 4, p. 749-756 8 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

Prevalence of Sleep Disturbances and Their Associations With Demographic and Clinical Characteristics and Quality of Life in Older Adults in Macao

Nogueira, B. O. C. L., Li, L., Meng, L. R., Ungvari, G. S., Forester, B. P., Chiu, H. F. K., Kuok, K. C. F., Tran, L., Liu, Z. M. & Xiang, Y. T., 1 Jan 2018, In : Perspectives in Psychiatric Care. 54, 1, p. 46-53 8 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Prevalence of smoking in patients with bipolar disorder, major depressive disorder and schizophrenia and their relationships with quality of life

Li, X. H., An, F. R., Ungvari, G. S., Ng, C. H., Chiu, H. F. K., Wu, P. P., Jin, X. & Xiang, Y. T., 1 Dec 2017, In : Scientific Reports. 7, 1, 8430.

Research output: Contribution to journalArticle

Open Access
15 Citations (Scopus)

Prevalence of suicidal behaviors in patients with major depressive disorder in China: A comprehensive meta-analysis

Dong, M., Wang, S. B., Li, Y., Xu, D. D., Ungvari, G. S., Ng, C. H., Chow, I. H. I. & Xiang, Y. T., 1 Jan 2018, In : Journal of Affective Disorders. 225, p. 32-39 8 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Prevalence of suicidal ideation and suicide attempts in the general population of China: A meta-analysis

Cao, X-L., Zhong, B-L., Xiang, Y-T., Ungvari, G., Lai, K. Y. C., Chiu, H. F. K. & Caine, E. D., 2015, In : The International Journal of Psychiatry in Medicine. 49, 4, p. 296-308

Research output: Contribution to journalArticle

59 Citations (Scopus)

Prevalence of suicide attempts in bipolar disorder: A systematic review and meta-analysis of observational studies

Dong, M., Lu, L., Zhang, L., Zhang, Q., Ungvari, G. S., Ng, C. H., Yuan, Z., Xiang, Y., Wang, G. & Xiang, Y. T., 25 Oct 2019, In : Epidemiology and Psychiatric Sciences.

Research output: Contribution to journalArticle

Open Access
3 Citations (Scopus)

Prevalence of suicide attempts in individuals with schizophrenia: A meta-analysis of observational studies

Lu, L., Dong, M., Zhang, L., Zhu, X. M., Ungvari, G. S., Ng, C. H., Wang, G. & Xiang, Y. T., 7 Jun 2019, In : Epidemiology and Psychiatric Sciences.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Prevalence of verbal and physical workplace violence against nurses in psychiatric hospitals in China

Lu, L., Lok, K. I., Zhang, L., Hu, A., Ungvari, G. S., Bressington, D. T., Cheung, T., An, F. R. & Xiang, Y. T., 3 Jul 2019, In : Archives of Psychiatric Nursing.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Prospective memory deficits in euthymic bipolar disorder patients: A preliminary study

Zhou, J-J., Xiang, Y-T., Wang, C-Y., Zhou, F-C., Ungvari, G., Dickerson, F., Chiu, H. F. K., Lai, K. Y. C., Shum, D. H. K., Lee, E., Au, R. W. C., Tang, W-K. & Man, D., 2013, In : Asia-Pacific Psychiatry. 5, p. 183-190

Research output: Contribution to journalArticle

5 Citations (Scopus)

Prospective memory deficits in patients with depression: A meta-analysis

Zhou, F. C., Wang, Y. Y., Zheng, W., Zhang, Q., Ungvari, G. S., Ng, C. H., Zhang, J. & Xiang, Y-T., 1 Oct 2017, In : Journal of Affective Disorders. 220, p. 79-85 7 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Prospective memory impairment and its implications for community living skills in bipolar disorder

Au, R. W. C., Ungvari, G., Lee, E., Man, D., Shum, D. H. K., Xiang, Y-T. & Tang, W-K., 2013, In : Bipolar Disorders. 15, 8, p. 885-892

Research output: Contribution to journalArticle

9 Citations (Scopus)

Prospective memory in bipolar disorder: A meta-analysis

Zhou, F. C., Wang, Y. Y., Zheng, W., Ungvari, G. S., Ng, C. H., Yuan, Z. & Xiang, Y. T., 1 Jan 2018, In : Psychiatry Research. 259, p. 184-190 7 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Prospective memory in schizophrenia: A meta-analysis of comparative studies

Zhou, F. C., Zheng, W., Lu, L., Wang, Y. Y., Ng, C. H., Ungvari, G. S., Li, J. & Xiang, Y. T., Oct 2019, In : Schizophrenia Research. 212, p. 62-71

Research output: Contribution to journalArticle

3 Citations (Scopus)

Prospective memory performance in non-psychotic first-degree relatives of patients with schizophrenia: A controlled study

Zhou, F-C., Hou, W-M., Wang, C-Y., Ungvari, G., Chiu, H. F. K., Correll, C. U., Shum, D. H. K., Man, D., Liu, D-T. & Xiang, Y-T., 2014, In : PLoS One. 9, 11, p. 8pp

Research output: Contribution to journalArticle

Open Access
11 Citations (Scopus)

Prospective memory predicts the level of community living skills in schizophrenia

Au, R., Man, D., Xiang, Y., Shum, D. H. K., Lee, E., Ungvári, G. & Tang, W., 2014, In : Psychiatry Research. 219, 1, p. 86-91

Research output: Contribution to journalArticle

9 Citations (Scopus)

Psychiatric Morbidity in Dependent Z-Drugs and Benzodiazepine Users

Lin, Y. Q., Tang, W. K., Liang, H. J., Tang, K. L. A. & Ungvari, G. S., 1 Jun 2017, In : International Journal of Mental Health and Addiction. 15, 3, p. 555-564 10 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Psychiatric morbidity in ketamine users attending counselling and youth outreach services

Tang, W., Morgan, C., Lau, G. C., Liang, H., Tang, A. & Ungvári, G., 2015, In : Substance Abuse. 36, 1, p. 67-74

Research output: Contribution to journalArticle

13 Citations (Scopus)

Psychometric properties of the Chinese versions of the Quick Inventory of Depressive Symptomatology - Clinician Rating (C-QIDS-C) and Self-Report (C-QIDS-SR)

Liu, J., Xiang, Y-T., Wang, G., Zhu, X-Z., Ungvari, G., Kilbourne, A. M., Lai, K. Y. C., Zhong, B-L., Zhang, L., Zhang, Q., Zou, Y-C., Xiao, L., Zhao, Q., Li, Y., Wu, J., Zhang, G-F. & Chiu, H. F. K., 2013, In : Journal of Affective Disorders. 147, p. 421-424

Research output: Contribution to journalArticle

20 Citations (Scopus)

Psychopathology and extrapyramidal side effects in smoking and non-smoking patients with schizophrenia: Systematic review and meta-analysis of comparative studies

Huang, H., Dong, M., Zhang, L., Zhong, B. L., Ng, C. H., Ungvari, G. S., Yuan, Z., Meng, X. & Xiang, Y. T., 8 Jun 2019, In : Progress in Neuro-Psychopharmacology and Biological Psychiatry. 92, p. 476-482 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

QTc prolongation in schizophrenia patients in Asia: Clinical correlates and trends between 2004 and 2008/2009

Xiang, Y., Chiu, H. F. K., Ungvári, G., Correll, C. U., Lai, K. Y. C., Wang, C., Si, T., Lee, E., He, Y., Yang, S., Chong, M., Kua, E., Fujii, S., Sim, K., Yong, M. K. H., Trivedi, J. K., Chung, E., Udomratn, P., Chee, K., Sartorius, N. & 2 others, Tan, C. & Shinfuku, N., 2015, In : Human Psychopharmacology. 30, 2, p. 94-99

Research output: Contribution to journalArticle

4 Citations (Scopus)

Quality of life and clinical correlates in older adults living in the community and in nursing homes in Macao

C. F. Kuok, K., Li, L., Xiang, Y-T., Nogueira, B. O. C. L., Ungvari, G. S., Ng, C. H., Chiu, H. F. K., Tran, L. & Meng, L. R., 1 May 2017, In : Psychogeriatrics. 17, 3, p. 194-199 6 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Quality of life and its socio-demographic and psychological determinants after bone marrow transplantation

Janicsák, H., Masszi, T., Reményi, P., Ungvari, G. & Gazdag, G., 2013, In : European Journal of Haematology. 91, p. 135-140

Research output: Contribution to journalArticle

10 Citations (Scopus)

Quality of life in Chinese patients with schizophrenia: A meta-analysis

Lu, L., Zeng, L. N., Zong, Q. Q., Rao, W. W., Ng, C. H., Ungvari, G. S., Li, J., An, F. R. & Xiang, Y. T., 1 Oct 2018, In : Psychiatry Research. 268, p. 392-399 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Quality of life in Chinese patients with schizophrenia treated in primary care

Li, Y., Hou, C-L., Ma, X. R., Zhong, B. L., Zang, Y., Jia, F-J., Lin, Y. Q., Lai, K. Y. C., Chiu, H. F. K., Ungvari, G. S., Hall, B. J., Cai, M. Y., Ng, C. H. & Xiang, Y-T., 1 Aug 2017, In : Psychiatry Research. 254, p. 80-84 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Quality of Life in Older Patients With Chronic Obstructive Pulmonary Disease (COPD) in Hong Kong: A Case-Control Study

Xiang, Y., Wong, T., Tsoh, J. M. Y., Ungvári, G., Correll, C. U., Sareen, J. D., Penner-Goeke, K., Ko, F. W. S., Hui, D. S. C. & Chiu, H., 2015, In : Perspectives in Psychiatric Care. 51, 2, p. 121-127

Research output: Contribution to journalArticle

11 Citations (Scopus)

Quality of Life in Schizophrenia: A Meta-Analysis of Comparative Studies

Dong, M., Lu, L., Zhang, L., Zhang, Y. S., Ng, C. H., Ungvari, G. S., Li, G., Meng, X., Wang, G. & Xiang, Y. T., 22 May 2019, In : Psychiatric Quarterly.

Research output: Contribution to journalArticle

5 Citations (Scopus)
6 Citations (Scopus)

Recovery of cognitive functioning following abstinence from ketamine

Tang, W. K., Lau, C. G., Ungvari, G. S., Lin, S. K. & Lane, H. Y., 1 Dec 2019, In : Addictive Behaviors. 99, 106081.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Relationship Between Cognitive Impairment and Depressive Symptoms in Current Ketamine Users

Tang, W. K., Liang, H. J., Lau, C. G., Tang, A. & Ungvari, G., 2013, In : Journal of Studies on Alcohol and Drugs. 74, 3, p. 460-468

Research output: Contribution to journalArticle

29 Citations (Scopus)

Relationship of sleep duration with sociodemographic characteristics, lifestyle, mental health, and chronic diseases in a large Chinese adult population

Wang, S., Li, B., Wu, Y., Ungvari, G. S., Ng, C. H., Fu, Y., Kou, C., Yu, Y., Sun, H. Q. & Xiang, Y-T., 2017, In : Journal of Clincal Sleep Medicine. 13, 3, p. 377-384 8 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Schizophrenia with prominent catatonic features: A selective review

Ungvari, G. S., Gerevich, J., Takács, R. & Gazdag, G., 1 Oct 2018, In : Schizophrenia Research. 200, p. 77-84 8 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)