Publications by authors named "Pei-Xian Mao"

Objectives: Cognitive impairment is common and linked to poor outcomes in patients with late-onset depression (LOD). The cognitive effects of repetitive transcranial magnetic stimulation (rTMS) for LOD are not well understood. This study aimed to investigate the effects of rTMS on cognitive function in elderly patients with LOD.

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Background: The choroid is involved directly or indirectly in many pathological conditions such as Alzheimer's disease (AD), Parkinson's disease (PD), and multiple sclerosis (MS).

Objective: The objective of this study was to investigate the association between retinal choroidal properties and the pathology of AD by determining choroidal thickness, hippocampus volume, cognitive functions, and plasma BACE1 activity.

Methods: In this cross-sectional study, 37 patients with AD and 34 age-matched controls were included.

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The current study aimed to investigate the effects of group reminiscence therapy on cognitive function, depression, neuropsychiatric symptoms, and activities of daily living in patients with mild-to-moderate Alzheimer disease (AD). A single-blind randomized parallel-design controlled trial was conducted between May 1, 2017, and April 30, 2018. Ninety patients with mild-to-moderate AD recruited from Beijing Geriatric Hospital were randomly allocated into intervention (n = 45) and control groups (n = 45).

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Background: While most of the second generation antipsychotic agents are associated with abnormal glucose metabolism, previous studies have shown that risperidone has relatively little effect upon blood glucose levels. This study aimed to explore the effect of risperidone on the glucose-regulating mechanism of patients with schizophrenia by using the oral glucose tolerance test (OGTT), measuring insulin and C-peptide levels.

Methods: Thirty inpatients with schizophrenia taking risperidone were studied.

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Objective: To investigate gender differences in the onset and other clinical features of Han Chinese inpatients with schizophrenia.

Methods: Five-hundred-and-forty-two Han Chinese inpatients with DSM-IV schizophrenia were assessed with the Positive and Negative Symptoms Scale (PANSS), the Brief Psychiatric Rating Scale (BPRS), the Global Assessment of Function scale (GAF) and locally-developed standardized data collection forms. Comparisons were made between male and female patients.

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Objective. To determine current patterns of antipsychotic medication use and metabolic complications among hospitalized Chinese patients with schizophrenia. Method.

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Escitalopram, the S-enantiomer of citalopram and the most selective of the selective serotonin reuptake inhibitor (SSRI) has been shown to be efficacious in the treatment of major depression in white populations. Our aim in this study was to investigate the efficacy and tolerability of escitalopram in Chinese patients with moderate to severe major depression. Patients who met DSM-IV criteria for a major depressive episode were enrolled in this multicenter, randomized, double-blind, fixed-dose comparison trial.

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Purpose: To investigate the help-seeking behaviors and related factors of Chinese psychiatric inpatients with schizophrenia.

Method: Two hundred and two patients with schizophrenia (ICD-10) were enrolled in this study. A locally-developed, semi-structured questionnaire was used to collect data, including data on illness and help-seeking histories from patients, informants, and medical records.

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Given the high rates of cigarette smoking in schizophrenia in many published studies from around the world, we studied the relationship between smoking status and clinical characteristics in male Chinese schizophrenic inpatients. Two hundred seventy-nine schizophrenic inpatients were assessed using clinical data forms to ascertain historical, demographic and treatment variables and collateral information was also collected from case records and interviews with patients and family members. Current smokers (N=112) were compared with non-smokers (N=167) on clinical variables by independent sample t-tests and chi(2) tests, with adjustment for confounding variables using ANCOVA and binary logistic regression analysis.

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We assessed the attitudes, knowledge, and perceptions of Chinese doctors who worked with drug abusers to provide direction for planned drug and alcohol education and training. A 34-item questionnaire was developed; 523 copies were distributed and 446 (84.5%) validated copies were collected.

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