Publications by authors named "Ke-Qing Li"

Background: Blonanserin (BNS) is a well-tolerated and effective drug for treating schizophrenia.

Aim: To investigate which types of patients would obtain the most benefit from BNS treatment.

Methods: A total of 3306 participants were evaluated in a 12-week, prospective, multicenter, open-label post-marketing surveillance study of BNS.

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Preliminary evidence indicates that natural disasters are associated with an increased risk for schizophrenia. With few longitudinal studies on earthquakes, this retrospective cohort study examined exposure to the 1976 Tangshan earthquake and the subsequent risk of schizophrenia. Population counts and visits to all nine psychiatric hospitals in Tangshan city were collected.

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Little is known about the epidemiology of schizophrenia in the agricultural regions of China. This study examined the 1-month and lifetime prevalence of schizophrenia and their association with socio-demographic factors in Hebei province which is an important agricultural region of China. A multi-stage, stratified, cluster random sampling method was adopted.

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Poor sleep quality is associated with negative health outcomes and high treatment burden. This study investigated the prevalence of poor sleep quality and its socio-demographic correlates among older adults in Hebei province, which is a predominantly agricultural region of China. A large-scale cross-sectional epidemiological survey was conducted from April to August 2016.

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Background: Few studies have estimated the prevalence and correlates of bipolar disorder (BP) in agricultural areas of China. This study examined the one-month and lifetime prevalence of BP, its subtypes and socio-demographic factors in the adult population of Hebei province, a predominantly agricultural area of China.

Methods: A multistage, stratified, cluster random sampling method was used to estimate the prevalence and correlates of BP in adults in Hebei province, China.

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Background: Major depressive disorder (MDD) is common among older adults. The epidemiology of MDD is greatly influenced by sociocultural and economic factors. This study examined the 1-month and lifetime prevalence of MDD and its socio-demographic correlates in older adults living in Hebei province, an agricultural area of China.

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Background: Major depressive disorder (MDD) is a common psychiatric disorder which is associated with significant disability and psychosocial factors. There are only few epidemiological studies of MDD in economically underdeveloped regions of China. This study examined the 1-month and lifetime prevalence of MDD and their sociodemographic correlates in Hebei province, China.

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A homotritopic pillar[5]arene (H3) containing adenine units was synthesized and employed to interact with a uracil derivative (6-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)hexanenitrile, G) to form a hyperbranched supramolecular polymer. The hyperbranched supramolecular polymer showed a dual stimulus response both to heat and acid/base. The cooperative host-guest binding and hydrogen-bond interactions play a key role in the supramolecular polymerization.

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In 2006, the "unlocking program" was implemented in Hebei province, China to promote the human rights for people with severe mental illness who were physically restrained at home. We assessed the long term outcomes of the "unlocking program" following the provision of hospital and community psychiatric care over 10 years and explored their associated factors. A total of 107 patients with severe mental illness who were "unlocked" in the program were included.

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Objective: Growing evidence has implicated dysfunction of the thalamus and its projection cortical targets in depression. However, the anatomical specificity of thalamo-cortical connectivity in major depressive disorder (MDD) remains unknown due to the regional heterogeneity of the thalamus and limited methods to examine this.

Methods: Resting-state fMRI was collected on 70 MDD patients and 70 healthy controls.

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Our previous study demonstrated that there have been changes in the patterns of prescription antipsychotic use in China over the period from 2002 to 2012. The aim of this study was to evaluate whether time trends were present for the prescription of anticholinergic medications (ACMs) during the observation period. A total of 14,013 patients with schizophrenia treated in 45 psychiatric hospitals/centers nationwide were surveyed in 2002, 2006 and 2012.

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Objective: This study examined the pattern of adjunctive antidepressant use in schizophrenia patients and its demographic and clinical correlates in a nationwide survey in China.

Methods: Fourteen thousand and thirteen patients in 45 Chinese psychiatric hospitals or centers were interviewed (4,486 in 2002, 5,288 in 2006, and 4,239 in 2012). Patients' sociodemographic and clinical characteristics were recorded using a standardized protocol and data collection procedure.

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Objective To systematically evaluate the efficacy of clozapine combined with other antipsychotic drugs in the treatment of refractory schizophrenia. Methods We searched Medline, EMBASE, and China Biology Medicine databases in both English and Chinese for randomized controlled trials, quasi-randomization controlled trials, and clinical controlled trials concerning the combinations of clozapine with other antipsychotic drugs for refractory schizophrenia. Quality assessment and data extraction were conducted with the Cochrane collaboration's RevMan 5.

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Objective: Little is known about electroconvulsive therapy (ECT) use in the treatment of schizophrenia in China. This study examined the frequency of ECT use, its trend between 2006 and 2012, and its independent demographic and clinical correlates in a nationwide survey in China.

Methods: A total of 5162 inpatients in 45 Chinese psychiatric hospitals/centers were interviewed (2696 in 2006 and 2466 in 2012).

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Objective: We examined the time trends and correlates of clozapine use in schizophrenia patients in China.

Method: A total of 14,013 patients with schizophrenia treated in 45 psychiatric hospitals/centers nationwide were interviewed in 2002, 2006 and 2012. Patients' socio-demographic and clinical characteristics including psychopathology, medication side effects, satisfaction with treatment and quality of life (QOL) were recorded in a standardized fashion.

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Objective: This prospective study sought to compare the acute effects of haloperidol, amisulpride, and quetiapine on serum markers of bone formation and resorption in relatively young patients with minimal previous exposure to antipsychotic drugs.

Methods: Patients included in the study were randomly assigned to receive haloperidol, amisulpride, or quetiapine monotherapy in an open-label manner. Serum osteocalcin (OC, a marker of bone formation), C-terminal peptide of type I collagen (CTX, a marker of bone resorption), prolactin (PRL), estradiol, and testosterone were measured in 70 patients at baseline and after 4 weeks of antipsychotic treatment.

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Background: Optimizing treatment outcomes for depression requires understanding of how evidence-based treatments are utilized in clinical practice. Antipsychotic medications concurrent with antidepressant treatment are frequently used in major depression, but few studies have investigated trends and patterns of their use over time. This study aimed to examine the prescription patterns of antipsychotic medications for major depression in China from 2002 to 2012 and their association with treatment satisfaction and quality of life (QOL).

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Objective: This study examined the use, demographic and clinical correlates of antipsychotic polypharmacy (APP) and its associations with treatment satisfaction and quality of life (QOL) in schizophrenia patients in China.

Method: A total of 4239 patients in 45 nationwide Chinese psychiatric hospitals/centers were interviewed in 2012 in the third cross-sectional study, with the first two having been conducted in 2002 and 2006. Patients' socio-demographic and clinical characteristics, including psychopathology, side effects, satisfaction with treatment and QOL, were recorded using a standardized protocol and data collection procedure.

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Purpose: There have been no data about long-term benzodiazepine (BZD) use and its correlates in patients with major depressive disorder (MDD) in China. This study aimed to examine the prevalence of long-term BZD use (more than three months) and its demographic and clinical correlates in Chinese patients with MDD.

Design And Methods: A total of 1,192 patients with MDD were examined in 10 mental health centers in China.

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Objective: Clozapine is one of the most commonly used antipsychotic drugs in China. To date, few studies have investigated the patterns the prescription of clozapine nationwide. The present study examined these patterns in China in 2006 and identified the demographic and clinical characteristics associated with the use of clozapine.

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Objective: To investigate the sleep characteristics of a community sample of patients with 13 types of mental disorders.

Method: Subjects aged 18 years and older were sampled from the Epidemiologic Sites Survey of Mental Illness at a mental health center in Hebei Province, Baoding, China, from October 2004 to March 2005. The study group included 1,874 subjects who met the diagnostic criteria of 13 types of mental disorders according to the Structured Clinical Interview for DSM-IV-TR Axis I Disorders-Patient Edition (major depressive disorder, panic disorder, generalized anxiety disorder, posttraumatic stress disorder, dysthymic disorder, bipolar affective disorder, somatoform disorder, obsessive-compulsive disorder, specific phobia, schizophrenia, adjustment disorder, social phobia, and alcohol abuse and dependence.

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Objective: To investigate the patterns of antipsychotic use in China and to analyze the factors that influence antipsychotic prescriptions.

Methods: A standardized survey was conducted from May 20 to 24 2002 in five different regions of China with varying economic levels. The patterns of antipsychotic medication use were analyzed in a sample of 4,779 patients with schizophrenia.

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Article Synopsis
  • A two-stage genome-wide association study (GWAS) was conducted to identify susceptibility loci for schizophrenia in the Han Chinese population, involving a total of 5,675 individuals with schizophrenia and 7,202 healthy controls.
  • The study identified significant loci associated with schizophrenia at chromosome regions 6p21-p22.1 and 11p11.2, with multiple genetic markers showing strong statistical significance and varying odds ratios.
  • The findings suggest that genes NKAPL and ZKSCAN4, expressed in the developing mouse brain, could provide new insights into the underlying mechanisms of schizophrenia.
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