National Stroke Registry Programme in India for Surveillance and Research: Design and Methodology

2020 ◽  
Vol 54 (6) ◽  
pp. 454-461
Author(s):  
Prashant Mathur ◽  
Sukanya Rangamani ◽  
Vaitheeswaran Kulothungan ◽  
Deepadarshan Huliyappa ◽  
Bhoomika Bajaj Bhalla ◽  
...  
Keyword(s):  
Disease Surveillance ◽  
Health Planning ◽  
Case Fatality ◽  
Population Based ◽  
Stroke Incidence ◽  
Stroke Registry ◽  
Survival Status ◽  
Incidence And Mortality ◽  
Term Data

The burden of stroke is increasing, and India lacks comparable long-term data on stroke incidence and mortality. Disease surveillance using a registry model can provide long-term data on stroke for linking with public health interventions in stroke prevention, treatment, and rehabilitation. The objectives of the National Stroke Registry Programme (NSRP), India, are to generate reliable data on the incidence of first-ever stroke events in defined populations through a population-based stroke registry (PBSR) and to describe the patterns of care and outcomes of patients with stroke in different treatment settings through a hospital-based stroke registry (HBSR). Continuous systematic collection on a standardized format of diagnostic, treatment, and outcome information on stroke events in persons of defined population (PBSR) and those who attend hospitals (HBSR) is conducted through active data abstraction from review of records from all health facilities and imaging centres that cater to stroke patients. Data are ICD coded, verified, and completed by obtaining survival status of registered patients. IT tools are used for data collection,management and analysis. The NSRP shall establish a standardized stroke surveillance system that would reliably measure stroke incidence, subtypes, treatment patterns, complications, disability, case fatality, and survival. This evidence shall inform health planning of stroke interventions and control activities. It would facilitate improvement in stroke services to improve quality of care and outcomes of stroke. A thrust for research on stroke would be encouraged based on evidence-based hypothesis generation.

scholarly journals EXPRESS: COVID-19 AND STROKE – UNDERSTANDING THE RELATIONSHIP AND ADAPTING SERVICES. A GLOBAL WORLD STROKE ORGANISATION PERSPECTIVE

2021 ◽  
pp. 174749302110064
Author(s):  
Hugh S Markus ◽  
Sheila Cristina Ouriques Martins
Keyword(s):  
Large Scale ◽  
Stroke Care ◽  
Long Term Effects ◽  
Vessel Occlusion ◽  
Stroke Incidence ◽  
Stroke Research ◽  
Incidence And Mortality ◽  
Research Initiatives ◽  
Global World

A year ago the World Stroke Organisation (WSO) highlighted the enormous global impact of the COVID-19 pandemic on stroke care. In this review we consider a year later where we are now, what the future holds, and what the long term effects of the pandemic will be on stroke. Stroke occurs in about 1.4% of patients hospitalised with COVID-19 infection, who show an excess of large vessel occlusion and increased mortality. Despite this association, stroke presentations fell dramatically during the pandemic, although emerging data suggests that total stroke mortality may have risen with increased stroke deaths at home and in care homes. Strategies and guidelines have been developed to adapt stroke services worldwide, and protect healthcare workers. Adaptations include increasing use of telemedicine for all aspects of stroke care. The pandemic is exacerbating already marked global inequalities in stroke incidence and mortality. Lastly the pandemic has had a major impact on stroke research and funding, although it has also emphasised the importnace of large scale collaborative research initiatives.

Incidence and mortality of stroke in Ulaanbaatar, Mongolia: Early results of a population-based stroke registry

2021 ◽  
Vol 429 ◽  
pp. 118725
Author(s):  
Chimeglkham Banzrai ◽  
Oyungerel Bosookhuu ◽  
Bolormaa Dambasuren ◽  
Sarantsetseg Turbat ◽  
Erdenechimeg Yadamsuren ◽  
...  
Keyword(s):  
Population Based ◽  
Stroke Registry ◽  
Early Results ◽  
Incidence And Mortality

scholarly journals Long-Term Survival Following Traumatic Brain Injury: A Population-Based Parametric Survival Analysis

2016 ◽  
Vol 47 (1) ◽  
pp. 1-10 ◽  
Author(s):  
Gordon W. Fuller ◽  
Jeanine Ransom ◽  
Jay Mandrekar ◽  
Allen W. Brown
Keyword(s):  
Traumatic Brain Injury ◽  
Brain Injury ◽  
General Population ◽  
Life Expectancy ◽  
Health Planning ◽  
Population Based ◽  
Post Injury ◽  
Term Survival ◽  
Parametric Survival

Background: Long-term mortality may be increased following traumatic brain injury (TBI); however, the degree to which survival could be reduced is unknown. We aimed at modelling life expectancy following post-acute TBI to provide predictions of longevity and quantify differences in survivorship with the general population. Methods: A population-based retrospective cohort study using data from the Rochester Epidemiology Project (REP) was performed. A random sample of patients from Olmsted County, Minnesota with a confirmed TBI between 1987 and 2000 was identified and vital status determined in 2013. Parametric survival modelling was then used to develop a model to predict life expectancy following TBI conditional on age at injury. Survivorship following TBI was also compared with the general population and age- and gender-matched non-head injured REP controls. Results: Seven hundred and sixty nine patients were included in complete case analyses. The median follow-up time was 16.1 years (interquartile range 9.0-20.4) with 120 deaths occurring in the cohort during the study period. Survival after acute TBI was well represented by a Gompertz distribution. Victims of TBI surviving for at least 6 months post-injury demonstrated a much higher ongoing mortality rate compared to the US general population and non-TBI controls (hazard ratio 1.47, 95% CI 1.15-1.87). US general population cohort life table data was used to update the Gompertz model's shape and scale parameters to account for cohort effects and allow prediction of life expectancy in contemporary TBI. Conclusions: Survivors of TBI have decreased life expectancy compared to the general population. This may be secondary to the head injury itself or result from patient characteristics associated with both the propensity for TBI and increased early mortality. Post-TBI life expectancy estimates may be useful to guide prognosis, in public health planning, for actuarial applications and in the extrapolation of outcomes for TBI economic models.

scholarly journals Stroke Incidence and Case Fatality According to Rural or Urban Residence

Stroke ◽  
2019 ◽  
Vol 50 (10) ◽  
pp. 2661-2667 ◽  
Author(s):  
Olivier Grimaud ◽  
Yacine Lachkhem ◽  
Fei Gao ◽  
Cindy Padilla ◽  
Mélanie Bertin ◽  
...  
Keyword(s):  
Rural Areas ◽  
Urban Areas ◽  
Healthcare Access ◽  
Case Fatality ◽  
The United States ◽  
Stroke Severity ◽  
Day Case ◽  
Stroke Incidence ◽  
Stroke Registry ◽  
Stroke Type

Background and Purpose— Recent findings suggest that in the United States, stroke incidence is higher in rural than in urban areas. Similar analyses in other high-income countries are scarce with conflicting results. In 2008, the Brest Stroke Registry was started in western France, an area that includes about 366 000 individuals living in various urban and rural settings. Methods— All new patients with stroke included in the Brest Stroke Registry from 2008 to 2013 were classified as residing in town centers, suburbs, isolated towns, or rural areas. Poisson regression was used to analyze stroke incidence and 30-day case fatality variations in the 4 different residence categories. Models with case fatality as outcome were adjusted for age, stroke type, and stroke severity. Results— In total, 3854 incident stroke cases (n=2039 women, 53%) were identified during the study period. Demographic and socio-economic characteristics and primary healthcare access indicators were significantly different among the 4 residence categories. Patterns of risk factors, stroke type, and severity were comparable among residence categories in both sexes. Age-standardized stroke rates varied from 2.90 per thousand (95% CI, 2.59–3.21) in suburbs to 3.35 (95% CI, 2.98–3.73) in rural areas for men, and from 2.14 (95% CI, 2.00–2.28) in town centers to 2.34 (95% CI, 2.12–2.57) in suburbs for women. Regression models suggested that among men, stroke incidence was significantly lower in suburbs than in town centers (incidence rate ratio =0.87; 95% CI, 0.77–0.99). Case fatality risk was comparable across urban categories but lower in rural patients (relative risk versus town centers: 0.76; 95% CI, 0.60–0.96). Conclusions— Stroke incidence was comparable, and the 30-day case fatality only slightly varied in the 4 residence categories despite widely different socio-demographic features covered by the Brest Stroke Registry.

scholarly journals The Impact of Pre- and Post-Stroke Statin Use on Stroke Severity and Long-Term Outcomes: A Population-Based Cohort Study

2019 ◽  
Vol 47 (5-6) ◽  
pp. 260-267 ◽  
Author(s):  
Clare Flach ◽  
Maria Elstad ◽  
Walter Muruet ◽  
Charles D.A. Wolfe ◽  
Anthony G. Rudd ◽  
...  
Keyword(s):  
Population Based ◽  
Stroke Recurrence ◽  
Stroke Severity ◽  
Stroke Incidence ◽  
Post Stroke ◽  
Improvement Programs ◽  
The Impact ◽  
The Relationship ◽  
Statin Use

Background: The benefit of statins on stroke incidence is well known. However, data on the relationship between pre- and post-stroke statin use, recurrence, and survival outcomes are limited. We aim to investigate the short- and long-term relationships between statin prescription, stroke recurrence, and survival in patients with first-ever ischemic stroke. Methods: Data were collected from the population-based South London Stroke Register for the years 1995–2015. Patients were assessed at the time of first ever stroke, 3 months, and annually thereafter. Data on vascular risk factors, treatments prescribed, sociodemographic characteristics, stroke subtype, survival, and stroke recurrence were collected. Cox proportional hazard analyses were used to assess the relationship of statin prescriptions pre- and post-stroke on stroke severity, long-term recurrence and survival. Results: Patients prescribed statins both pre- and post-stroke showed a 24% reduction in mortality (adjusted Hazard Ratio [aHR] 0.76, 0.60–0.97), those who were prescribed statins pre-stroke and then stopped post-stroke showed greater risk of mortality (aHR 1.85, 1.10–3.12) and stroke recurrence (aHR 3.25, 1.35–7.84) compared to those that were not prescribed statins at any time. No associations were observed between pre-stroke statin and severity of the initial stroke overall, though a protective effect against moderate/severe stroke (Glasgow Coma Scale ≤12) was observed in those aged 75+ years (aOR 0.70, 0.52–0.95). Conclusions: Statins play a significant role in improving the survival rates after a stroke. Adherence to the National Guidelines that promote statin treatment, primary and secondary prevention of stroke should be monitored and a focus for quality improvement programs.

scholarly journals Twenty-Year Time Trends in Long-Term Case-Fatality and Recurrence Rates After Ischemic Stroke Stratified by Etiology

Stroke ◽  
2020 ◽  
Vol 51 (9) ◽  
pp. 2778-2785 ◽  
Author(s):  
Viktoria Rücker ◽  
Peter U. Heuschmann ◽  
Martin O’Flaherty ◽  
Michael Weingärtner ◽  
Manuela Hess ◽  
...  
Keyword(s):  
Ischemic Stroke ◽  
Time Trends ◽  
Cox Regression ◽  
Case Fatality ◽  
Population Based ◽  
Artery Occlusion ◽  
Recurrence Rates ◽  
Term Survival ◽  
Small Artery Occlusion

Background and Purpose: Data on long-term survival and recurrence after stroke are lacking. We investigated time trends in ischemic stroke case-fatality and recurrence rates over 20-years stratified by etiological subtype according to the Trial of ORG 10172 in Acute Stroke Treatment classification within a population-based stroke register in Germany. Methods: Data was collected within the Erlangen Stroke Project, a prospective, population-based stroke register covering a source population of 105 164 inhabitants (2010). Case fatality and recurrence rates for 3 months, 1 year, and 5 years were estimated with Kaplan-Meier estimates. Sex-specific time trends for case-fatality and recurrence rates were estimated with Cox regression. We adjusted for age, sex, and year of event and stratified for etiological subtypes. A sensitivity analysis with competing risk analysis for time trends in recurrence were performed. Results: Between 1996 and 2015, 3346 patients with first ischemic stroke were included; age-standardized incidence per 100 000 was 75.8 in women and 131.6 in men (2015). Overall, 5-year survival probabilities were 50.4% (95% CI, 47.9–53.1) in women and 59.2% (95% CI, 56.4–62.0) in men; 5-year survival was highest in patients with first stroke due to small-artery occlusion (women, 71.8% [95% CI, 67.1–76.9]; men, 75.9% [95% CI, 71.3–80.9]) and lowest in cardioembolic stroke (women, 35.7% [95% CI, 31.0–41.1]; men, 47.8% [95% CI, 42.2–54.3]). Five-year recurrence rates were 20.1% (95% CI, 17.5–22.6) in women and 20.1% (95% CI, 17.5–22.7) in men; 5-year recurrence rate was lowest in women in stroke due to small artery occlusion 16.0% (95% CI, 11.7–20.1) and in men in large-artery atherosclerosis 16.6% (95% CI, 8.7–23.9); highest risk of recurrence was observed in undefined strokes (women, 22.3% [95% CI, 17.8–26.6]; men, 21.4% [95% CI, 16.7–25.9]). Cox regression revealed improvements in case-fatality rates over time with differences in stroke causes. No time trends in recurrence rates were observed. Conclusions: Long-term survival and recurrence varied substantially by first stroke cause. Survival probabilities improved over the past 2 decades; no major trends in stroke recurrence rates were observed.

Secular Trends of Stroke Epidemiology in Örebro, Sweden, 2017 Compared to the Trends in 1999: A Population-Based Study

2019 ◽  
Vol 48 (3-6) ◽  
pp. 149-156 ◽  
Author(s):  
Peter Appelros
Keyword(s):  
Length Of Stay ◽  
Incidence Study ◽  
Large Population ◽  
Case Fatality ◽  
Population Based ◽  
Incidence Rates ◽  
European Population ◽  
Stroke Severity ◽  
Stroke Incidence ◽  
Preventive Medication

Background and Purpose: A stroke incidence study in ­Örebro, situated in Southern Sweden, that was carried out in 1999 showed high incidence rates. Since then, in many Western countries, declining incidence rates have been observed. The main purpose of this study is to examine whether there have been any changes in stroke incidence in the city of ­Örebro between 1999 and 2017. Secondary purposes are to show trends in stroke severity, length of stay and case fatality (CF). Methods: The criterion of an “ideal” stroke incidence study was used in both the 1999 and the present investigation. These criteria include uniform diagnostics, case ascertainment including strokes managed outside the hospital, and the use of several overlapping sources, prospective design, well-defined denominator, and a large population. Results: The overall stroke incidence rate of first ever stroke (adjusted to the 2013 European population) dropped from 346/100,000 (95% CI 314–380) to 168/100,000 (95% CI 148–190). Stroke severity declined from a median of 6 to 4 points on the National Institute of Health Stroke scale. CF within 28 days also declined from 19 to 16% (n.s.). Median length-of-stay in hospital was 16 days in 1999, and 10 days in 2017. Twenty-one per cent of all kinds of stroke were recurrent (not included in the above results). Conclusions: During the years between 1999 and 2017, there have been reductions in stroke incidence, severity and mortality. The explanation is most likely to be found in the prevalence of risk factors and how they are treated. The use of antihypertensives and statins has increased, corresponding to lower levels of blood pressure and cholesterol in the population. The use of anticoagulants in patients with atrial fibrillation has increased. Cigarette smoking has decreased. These are encouraging results that show that preventive medication and public health measures work in practice.

Comparing mortality of colorectal cancer and gastrointestinal bleeding among patients with long-term use of low dose aspirin: A population-based study of 689,209 patients.

2017 ◽  
Vol 35 (4_suppl) ◽  
pp. 527-527
Author(s):  
Joseph Sung ◽  
Kelvin Kf Tsoi
Keyword(s):  
Colorectal Cancer ◽  
Gastrointestinal Bleeding ◽  
Large Scale ◽  
Low Dose ◽  
Population Based ◽  
Dose Aspirin ◽  
Increased Risk ◽  
Incidence And Mortality ◽  
Low Dose Aspirin

527 Background: Aspirin, commonly used for prevention of cardiovascular and cerebrovascular diseases, is well-known to protect against colorectal cancer (CRC) development but increase risk of gastrointestinal bleeding (GIB). Few large-scale studies have compared the benefit and risk of long-term aspirin usage. This cohort study aims to evaluate the use of low-dose aspirin to prevent CRC and the risk of GIB associated with the aspirin use. Methods: A population-based clinical dataset was used to compare incidence and mortality of CRC and GIB patients receiving low-dose aspirin with sex-and-age matched controls (in 1:2 ratio). Patients with aspirin≤6 months were excluded. Clinical data of 206,243 aspirin users (mean dose 80 mg/day, mean duration 7.7 years) and 482,966 non-users were included. All patients must have at least 10-year follow up on clinical outcome. Results: Among aspirin users 5,776 (2.80%) were diagnosed with CRC; 2,097 (1.02%) died of the malignancy. 16,483 (3.41%) non-users were diagnosed with CRC; 7,963 (1.65%) died of CRC. Using the cox-proportional hazard regression, aspirin usage showed a modest but significant reduction in CRC mortality (HR = 0.65; 95% CI = 0.62 to 0.69). On the other hand, 11,187 (5.42%) aspirin users developed GIB, and 841 (0.41%) died. 15,186 (3.14%) non-users developed GIB, and 1,682 patients (0.35%) died. Aspirin users showed modest but significant increased risk of GIB-related mortality (HR = 1.24; 95% CI = 1.14 to 1.35). Conclusions: The long-term use of low dose aspirin shows preventive effect on CRC, but also increases the associated GIB risk. Considerations of prophylactic use of aspirin should balance the benefit and the risk of this treatment to the target population. [Table: see text]

Worldwide stroke incidence and early case fatality reported in 56 population-based studies: a systematic review

2009 ◽  
Vol 8 (4) ◽  
pp. 355-369 ◽  
Author(s):  
Valery L Feigin ◽  
Carlene MM Lawes ◽  
Derrick A Bennett ◽  
Suzanne L Barker-Collo ◽  
Varsha Parag
Keyword(s):  
Systematic Review ◽  
Case Fatality ◽  
Population Based ◽  
Stroke Incidence ◽  
Early Case

Stroke Incidence and 30-Day and Six-Month Case Fatality Rates in Udine, Italy: A Population-Based Prospective Study

2013 ◽  
Vol 8 (SA100) ◽  
pp. 100-105 ◽  
Author(s):  
Francesco Janes ◽  
Gian Luigi Gigli ◽  
Lucio D'Anna ◽  
Iacopo Cancelli ◽  
Anna Perelli ◽  
...  
Keyword(s):  
Prospective Study ◽  
Case Fatality ◽  
Population Based ◽  
Stroke Incidence
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