MethodsObservational studyOutcomesObjectiveMulticenterPatientsAbstractClinicalCohort studies2022EpidemiologyIncidenceCohortsHospitalAssessDesignInfectionsPeriod of 10BiasFracturesSevereMethodologyPrevalenceParticipantsDataPopulationPopulationsInfectionFindingsDiagnosisProspectiveMortality studyQualitative studyPathogensEmergencyLongitudinalInvestigationsCasesFactors
Methods7
- Methods - The researchers conducted a retrospective cohort study using linked, population-based administrative data in Ontario, Canada between April 1, 1997 and December 31, 2008. (ices.on.ca)
- METHODS: Our retrospective data analysis comprised adult (age ≥16 years) prisoners admitted to our emergency department, in transit to admission to our hospital-associated medical prison ward, between 2nd February 2000 and 30th April 2012. (smw.ch)
- Methods: In this retrospective study, we investigated the regulation of maternal and placental iron availability and storage, in normotensive and pregnancies complicated by early- or late-onset PE. (lu.se)
- Methods: A retrospective cohort study was conducted by using data from the Surveillance, Epidemiology, and End Results (SEER) database. (harvard.edu)
- Methods A total of 194 patients with FBSS, who met the study inclusion criteria, were included in this analysis. (medsci.org)
- Methods In this retrospective multicenter study (10 Hospitals), we included 64 confirmed COVID-19 patients with neurologic manifestations who underwent a brain MRI. (datadryad.org)
- Methods: A retrospective cohort study was done. (who.int)
Observational study1
- The report, Clinical features and management of human monkeypox: a retrospective observational study in the UK, which was published in The Lancet Infectious Diseases, includes analysis of seven monkeypox cases seen between 2018 and 2021. (royalfree.nhs.uk)
Outcomes14
- Retrospective studies may need very large sample sizes for rare outcomes. (wikipedia.org)
- The objective of this study was to report clinical outcomes (functional and anatomic) of Boston keratoprosthesis (KPro) after severe chemical burns in Southern China. (springer.com)
- Therefore, this cohort study aimed to assess maternal and neonatal outcomes when the LMA Supreme was used for cesarean section under general anesthesia. (frontiersin.org)
- Participants All live births from November 2009 through October 2010 (n=104 249) were included, and children were followed until 5 years of age to ascertain study outcomes. (bmj.com)
- These outcomes should be assessed in future studies. (bmj.com)
- A retrospective cohort study was conducted that examined the outcomes of 153 female patients admitted over a 5-year period. (frontiersin.org)
- Microvascular decompression for trigeminal neuralgia: A retrospective analysis of long-term outcomes and prognostic factors. (iasp-pain.org)
- This study aims to report the long-term outcomes and to identify prognostic factors in a series of patients with trigeminal neuralgia treated by microvascular decompression. (iasp-pain.org)
- Future studies should evaluate the impact of pharmacists' interventions on patient outcomes. (springer.com)
- Using a retrospective cohort study and time-to-event analysis, we compared the incidences of COVID-19 outcomes between individuals who received a COVID-19 vaccine (approved for use in the USA) at least 2 weeks before SARS-CoV-2 infection and propensity score-matched individuals unvaccinated for COVID-19 but who had received an influenza vaccine. (medrxiv.org)
- 1 , 2 Some studies suggest that infections such as chlamydia and gonorrhoea diagnosed during pregnancy may predispose women to serious adverse obstetric outcomes such as spontaneous preterm birth (SPTB), low birth weight and stillbirth but other studies have not found such associations. (bmj.com)
- 8 As most studies have limited their analyses to infections diagnosed during pregnancy rather than prior to conception, in this report we sought to investigate the associations between a prior diagnosis of chlamydia or gonorrhoea, the timing of the diagnosis in relation to the pregnancy, and the likelihood of serious obstetric outcomes (SPTB, small for gestational age (SGA) and stillbirth) in a large cohort of women having their first birth. (bmj.com)
- The aim of this study was to determine the characteristics, surgical outcomes and factors influencing surgical outcomes of women presenting with obstetric fistulas at a Teaching Hospital in Lusaka, Zambia . (bvsalud.org)
- Further studies are needed to assess long-term outcomes and factors influencing surgical outcomes. (bvsalud.org)
Objective3
- Responses of physicians to an objective safety and quality knowledge test: a cross-sectional study. (ahrq.gov)
- The objective of this study was to characterize the social demographic, educational and clinical profile of client's from a Vocational Guidance Service, that had been refereed to a Psychotherapy Service in a psychology school. (bvsalud.org)
- Objective: To perform an epidemiological study of all cases of salivary gland tumors diagnosed in an Oral Pathology Laboratory. (bvsalud.org)
Multicenter2
- Multicenter Retrospective Study of Vascular Infections and Endocarditis Caused by Campylobacter spp. (cdc.gov)
- A multicenter retrospective research study including 995 379 ED patients concluded that ED crowding is associated with increased in-hospital mortality and prolonged length of stay (LOS) [4]. (medscimonit.com)
Patients35
- The prospective study looks forward, enrolling patients unaffected by the outcome and observing them to see whether the outcome has occurred. (wikipedia.org)
- We included an efficient antimicrobial therapy after the first symptoms, 57 patients from a nationwide 5-year retrospective study diabetes, and coexistence of an osteoarticular location. (cdc.gov)
- Case notes were retrieved on all patients who had undergone sleep nasendoscopy during the study period, and agreed data were extracted and analyzed. (nih.gov)
- Patients diagnosed with CAD and who received any rituximab-containing therapy for at least 1 month between January 2012 and September 2019 at the Peking Union Medical College Hospital, were included in this retrospective study. (nature.com)
- We performed a retrospective cohort study of 100 consecutive patients receiving ECMO in the medical intensive care unit of a university hospital. (nih.gov)
- A comparative retrospective study of 48 open heel spur surgeries and 20 endoscopic plantar fasciotomies was conducted involving 59 patients over a 10-year period. (nih.gov)
- Nineteen patients (19 eyes) that sustained severe chemical injuries in Southern China were enrolled in this retrospective study in our hospital between May 2009 and June 2015. (springer.com)
- Following ethical approval by the Ethics Committee of Peking University First Hospital (No. 2021-226, date of approval: 23 June 2021, Chairman: Professor Yanyan Yu), a retrospective cohort study was carried out on patients who received general anesthesia for cesarean section over a period of 10 years (January 2010 to December 2019). (frontiersin.org)
- Aims/Objectives/Purpose The aim of this study was to describe the context and characteristics of fall related injuries in patients admitted to hospital for fall injury. (bmj.com)
- GSK is committed to ensuring our clinical trials reflect the diverse demographics of the patients impacted by the disease under study, given the disproportional impact some diseases may have on specific patient groups. (gsk.com)
- Overall fifteen hundred patients' data were incorporated into our study, collected from Sanjiban Hospital, Howrah, West Bengal, India. (ijpsonline.com)
- Patients were not required to give informed consent to the study because the analysis used anonymous clinical data that were obtained after each patient agreed to treatment by written consent. (wjgnet.com)
- A total of 130 (7.6%) of our patients were rehospitalised within the study period. (smw.ch)
- The aim of the present study is to analyze the utility of IOC in detecting residual stones in patients undergoing cholecystectomy for ABP and if complications are related with this procedure. (sages.org)
- The study included 579 patients. (sages.org)
- To study the incidence and profile of elderly patients requiring early unplanned readmission within 15 days of discharge from a regional hospital and the predictive factors for readmission. (annals.edu.sg)
- Patients: All patients (n = 150) aged 65 years old and above who were readmitted within 15 days into the hospital's geriatric unit in the western region of Singapore over a period of 10 months were retrospectively studied. (annals.edu.sg)
- In this retrospective study we analyzed AERD patients ( N = 61) after functional endoscopic sinus surgery (FESS). (karger.com)
- In this study, PEs occurred commonly and pharmacists' interventions were critical in preventing possible medication related harm to patients. (springer.com)
- Our study aimed to find other, effective but indirect indication signs through the retrospective analysis of our patients treated earlier. (iasp-pain.org)
- This retrospective and cross-sectional study aims to identify the risk factors associated with clinical insomnia in FBSS patients. (medsci.org)
- In this retrospective study, between June 2011 and June 2016, the medical records of 110 CD patients were assessed for presence of SIBO using the H 2 /CH 4 glucose breath test. (scielo.br)
- In this study, we aimed to analyze clinical characteristics of critically ill patients admitted to the ED and identify the factors associated with LOS. (medscimonit.com)
- All patients with level 1 and level 2 of the Emergency Severity Index who were admitted to the ED from January 2018 to December 2019 were included in this retrospective study. (medscimonit.com)
- Safe clinical practice for patients hospitalised in mental health wards during a suicidal crisis: qualitative study of patient experiences. (ahrq.gov)
- Patients' perceptions of safety in emergency medical services: an interview study. (ahrq.gov)
- This study aimed to develop a simple risk score to identify elderly patients with UGIB for whom hospital admission is not required. (bmj.com)
- Participants Patients from January 2015 to December 2020 for the derivation cohort and from January 2021 to June 2022 for the validation cohort were enrolled in this study. (bmj.com)
- A total of 822 patients (derivation cohort=606 and validation cohorts=216) were included in this study. (bmj.com)
- This was the first study on the construction of a risk score for upper gastrointestinal bleeding in elderly patients. (bmj.com)
- This study aims to identify and describe possible two-year weight trajectories among patients accepted to the Early Psychosis Intervention Programme (EPIP) in Singapore. (figshare.com)
- This study aimed to describe clinical characteristics and outcome in patients with Eubacterium bacteremia. (lu.se)
- This study aimed to describe clinical characteristics and outcome in patients with Eubacterium bacteremia.MethodsEpisodes of Eubacterium bacteremia were identified through the clinical microbiology laboratory in Lund, Sweden. (lu.se)
- In this retrospective study , the medical records of 162 hospitalized patients under 18 years old were analyzed in the Department of Oral and Maxillofacial Surgery , Stomatology Hospital of Wenzhou Medical University , China . (bvsalud.org)
- 2022) Potential risk factors for mortality in patients with COVID-19: A retrospective study. (who.int)
Abstract1
Clinical8
- Jake Dunning (pictured) , clinical lead for HCID at the Royal Free London and co-author of the study, said: "Since we set up the national HCID programme in 2016, and the Royal Free London team diagnosed the first travel-associated case outside Africa in 2018, we have been working on preparing to care for and study more cases. (royalfree.nhs.uk)
- It supplements important clinical case-series from countries in Africa where monkeypox occurs, and all countries now need to work together more effectively to study and control this emerging infection. (royalfree.nhs.uk)
- GSK plc (LSE/NYSE: GSK) today announced results from a retrospective study on clinical trial diversity, investigating the historical representation of US-based participants in GSK clinical trials. (gsk.com)
- The study looked at clinical trial demographic data from 495 GSK and ViiV clinical trials involving US-based participants from the period 2002 to 2019. (gsk.com)
- GSK is committed to applying the insights from the study results in ongoing efforts to improve diversity in clinical trial enrolment. (gsk.com)
- Kim, S.H. Clinical insomnia and associated factors in failed back surgery syndrome: a retrospective cross-sectional study. (medsci.org)
- I understand that all clinical trials and any other prospective interventional studies must be registered with an ICMJE-approved registry, such as ClinicalTrials.gov. (medrxiv.org)
- Study design reflecting clinical conditions. (bmj.com)
Cohort studies8
- Retrospective cohort studies have existed for approximately as long as prospective cohort studies. (wikipedia.org)
- However, both kinds of cohort studies share the same starting point (considering data from before the occurrence of the outcome). (wikipedia.org)
- Retrospective cohort studies require particular caution because errors due to confounding and bias are more common than in prospective studies. (wikipedia.org)
- Retrospective cohort studies exhibit the benefits of cohort studies and have distinct advantages relative to prospective ones: They are conducted on a smaller scale. (wikipedia.org)
- While retrospective cohort studies try to compare the risk of developing a disease to some already known exposure factors, a case-control study will try to determine the possible exposure factors after a known disease incidence. (wikipedia.org)
- Both the relative risk and odds ratio are relevant in retrospective cohort studies, but only the odds ratio can be used in case-control studies. (wikipedia.org)
- Development of historical exposure estimates of cosmic radiation and circadian rhythm disruption for cohort studies of Pan Am flight attendants. (cdc.gov)
- Background: The National Institute for Occupational Safety and Health is conducting cohort studies of flight crew employed by the former Pan American World Airways company (Pan Am) as part of an effort to examine flight crew workplace exposures and health effects. (cdc.gov)
20221
- At the end of 2022, 100% of GSK's Phase III trials had a diversity plan in place to enrol the groups most affected by the disease being studied, as based on epidemiology data. (gsk.com)
Epidemiology1
- Case-control study "What is epidemiology? (wikipedia.org)
Incidence1
- Incidence, duration and risk factors associated with delayed and missed diagnostic opportunities related to tuberculosis: a population-based longitudinal study. (ahrq.gov)
Cohorts3
- In a medical context, they can potentially address rare diseases, which would necessitate extremely large cohorts in prospective studies. (wikipedia.org)
- Cause of death data from 1979-2008 were used to study the Camp Lejeune and Camp Pendleton cohorts. (cdc.gov)
- Most previous studies of DLB have been based on select research cohorts, so little is known about the outcome of the disease in routine healthcare settings. (bmj.com)
Hospital7
- Design Retrospective cohort study linking a named patient register of isotretinoin users (1980-9) to hospital discharge and cause of death registers (1980-2001). (bmj.com)
- This study was approved by the Ethics Committee of the First Affiliated Hospital, Zhejiang University School of Medicine (No. 2021271). (wjgnet.com)
- The purpose of this study was to describe reported interventions conducted by pharmacists to prevent or minimize PEs in a tertiary care hospital. (springer.com)
- The study was carried in a tertiary care hospital in Riyadh region. (springer.com)
- The study was ethically reviewed and approved by the hospital IRB committee. (springer.com)
- Previous studies revealed that factors linked with LOS in the ED include patient-specific factors such as age, triage level, and severity of disorder and hospital-specific factors such as hospital size and specialist consultation [8,9]. (medscimonit.com)
- Setting This study was conducted at Zhongda Hospital affiliated with Southeast University in China. (bmj.com)
Assess4
- With retrospective studies, the temporal relationship is frequently difficult to assess. (wikipedia.org)
- These causes of death were included to assess the possible impact of smoking on the findings because we did not have information on smoking status for study subjects. (cdc.gov)
- To assess the impact of the mitigation efforts, this study retrieved the results of all BLLs performed between 1 January 2016 and 30 Sept. 2018 among SOF soldiers enrolled in an Occupational Safety and Health Administration (OSHA)-required medical surveillance program for lead exposure. (health.mil)
- This study aimed to assess the prevalent histologic types of ameloblastoma in a Lagos secondary health care facility. (bvsalud.org)
Design3
- Design Retrospective cohort study. (bmj.com)
- Design - Population-based retrospective cohort study using linked cancer registry and administrative data at ICES. (ices.on.ca)
- Design This was a single-centre retrospective study. (bmj.com)
Infections1
- Further studies, looking at early detection of medical problems and prevention of nosocomial infections are warranted to decrease the problem of readmissions for this group of elderly. (annals.edu.sg)
Period of 101
- The aim of this study is to analyze patterns of maxillofacial fractures in children and adolescent in southeast of China ,in a period of 10 years. (bvsalud.org)
Bias2
- The retrospective aspect may introduce selection bias and mis-classification or information bias. (wikipedia.org)
- Possibility of bias introduced by secondary care study setting. (bmj.com)
Fractures2
- Analysis of Pediatric Maxillofacial Fractures:A 10-year Retrospective Study. (bvsalud.org)
- Our study shows that open reduction was a good choice for pediatric facial fractures, but usually conservative treatment is a better choice for condylar fractures. (bvsalud.org)
Severe3
- Preliminary study of Boston keratoprosthesis in treatment of severe late stage ocular chemical burns. (springer.com)
- This study shows that a specialized inpatient program for adolescents with severe EDs that was created using the principles of FBT results in positive short-term medical and psychological improvements as evidenced by improved weight gain and decreased markers of psychological distress. (frontiersin.org)
- Suicide as an incident of severe patient harm: a retrospective cohort study of investigations after suicide in Swedish healthcare in a 13-year perspective. (ahrq.gov)
Methodology1
- This is fundamentally the same methodology as for a prospective cohort study, except that the retrospective study is performed post-hoc, looking back. (wikipedia.org)
Prevalence2
- Dementia with Lewy bodies (DLB) accounts for around 7% of dementia cases in secondary care according to clinic-based prevalence studies, 1 although other studies have suggested that DLB is underdiagnosed, with up to 50% of cases missed. (bmj.com)
- We studied the prevalence and predictors of SIBO in CD outpatients. (scielo.br)
Participants2
- Although most case-control studies are retrospective, they can also be prospective when the researcher still enrolls participants based on the occurrence of a disease as new cases occur. (wikipedia.org)
- The interpret as reported by the World Health participants' consents were obtained prior to the Organization (WHO), especially in comparison to start of this research study as it has been mentioned other countries of eastern Mediterranean region previously in [12]. (who.int)
Data5
- GSK's study confirmed that in four disease areas (asthma, COPD, HIV and influenza) census data differed from the epidemiological data. (gsk.com)
- A retrospective analysis of the electronic medical records data was conducted to identify pharmacists' interventions related to reported PEs. (springer.com)
- However, different demographic, socioeconomic, and disease-related factors may exist between South American and North American or European populations that may limit the generalization of these findings, as the data are mainly derived from North American or European studies. (scielo.br)
- The data that support the findings of this study are available on request from the corresponding author. (bmj.com)
- however, the results reinforce the justification for future studies to prospectively capture and examine the influence of these data, with the aim of early detection and weight intervention for high risk groups. (figshare.com)
Population3
- The study looked at the Camp Lejeune civilian workers and a comparison civilian worker population from Camp Pendleton. (cdc.gov)
- A population-based retrospective case-control analysis was conducted using the Taiwan National Health Insurance Research Database. (psychiatrist.com)
- Thirty per cent (95% CI, 22.8% to 38.0%) of the study population had both medical and social issues. (annals.edu.sg)
Populations1
- Inpatient patient safety events in vulnerable populations: a retrospective cohort study. (ahrq.gov)
Infection1
- Although no laboratory test exists to used, reports to surveil ance programs can include persons with distinguish acute from chronic HCV infection, for the purpose a test result indicating past HCV infection that has resolved of this study all persons determined to be currently infected and also persons with a test result that identifies current HCV were considered to have chronic infection. (cdc.gov)
Findings1
- Success rate for fistula repair was 83%at 2 weeks post-operative.Study findings were inadequate to show a significant association between successful repair and factors in the model. (bvsalud.org)
Diagnosis3
- The parameters evaluated in this study included diagnosis, comorbidity, preoperative and postoperative visual acuity (VA), complications, KPro retention, histological and immunohistochemical results of retroprosthetic membrane (RPM) and mucous membrane over the optic cylinder. (springer.com)
- The criteria most commonly used for diagnosis come from the International Study Group for Behçet's Disease. (medscape.com)
- The International Study Group for Behçet's Disease has emphasized the presence of recurrent oral ulcers as a primary consideration in the diagnosis of Behçet disease. (medscape.com)
Prospective2
- The fact that retrospective studies are generally less expensive than prospective studies may be another key benefit. (wikipedia.org)
- Retrospective studies have disadvantages vis-a-vis prospective studies: Some key statistics cannot be measured, and significant biases may affect the selection of controls. (wikipedia.org)
Mortality study2
Qualitative study1
- Women prisoners' experiences of primary care in prison: a qualitative study. (smw.ch)
Pathogens2
- [ 3 ] In response, the pathogens above have been targeted for study, with the hope of establishing a direct link between their presence and disease activity. (medscape.com)
- Secretariat, which may include participation in future WHO-international missions to study the origins of SARS-CoV-2 or for other emerging pathogens. (who.int)
Emergency1
- The aim of this study was to give an overview of prisoners' healthcare problems leading to emergency department admission, in order to make recommendations to help to optimise treatment of this target group. (smw.ch)
Longitudinal1
- A retrospective cohort study, also called a historic cohort study, is a longitudinal cohort study used in medical and psychological research. (wikipedia.org)
Investigations1
- This retrospective study analyzed reported cases across three timeframes and concluded the investigations were largely suited to fit the requirements of the supervisory authority rather than an opportunity for organizational learning to advance patient safety. (ahrq.gov)
Cases1
- a retrospective study over 135 cases. (medlineplus.gov)
Factors1
- Exploring the factors that promote or diminish a psychologically safe environment: a qualitative interview study with critical care staff. (ahrq.gov)