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All Outputs (148)

Good laboratory practice: preventing introduction of bias at the bench (2009)
Journal Article
Macleod, M. R., Fisher, M., O'Collins, V., Sena, E. S., Dirnagl, U., Bath, P. M., …Howells, D. W. (2009). Good laboratory practice: preventing introduction of bias at the bench. Stroke, 40(3), Article e50-e52

Background and Purpose—As a research community, we have failed to demonstrate that drugs which show substantial efficacy in animal models of cerebral ischemia can also improve outcome in human stroke. Summary of Review—Accumulating evidence sugge... Read More about Good laboratory practice: preventing introduction of bias at the bench.

The relationship between baseline blood pressure and computed tomography findings in acute stroke: data from the Tinzaparin in Acute Ischaemic Stroke Trial (TAIST) (2009)
Journal Article
Sare, G. M., Bath, P. M., Gray, L. J., Moulin, T., Woimant, F., England, T., …Ringelstein, B. (2009). The relationship between baseline blood pressure and computed tomography findings in acute stroke: data from the Tinzaparin in Acute Ischaemic Stroke Trial (TAIST). Stroke, 40(1), https://doi.org/10.1161/STROKEAHA.108.526665

Background and Purpose—High blood pressure (BP) is present in 80% of patients with acute ischemic stroke and is independently associated with poor outcome. There are few data examining the relationship between admission BP and acute CT findings. M... Read More about The relationship between baseline blood pressure and computed tomography findings in acute stroke: data from the Tinzaparin in Acute Ischaemic Stroke Trial (TAIST).

Systematic reviews as a tool for planning and interpreting trials (2009)
Journal Article
Bath, P. M., & Gray, L. J. (2009). Systematic reviews as a tool for planning and interpreting trials. International Journal of Stroke, 4(1),

Background Systematic reviews followed by ameta-analysis are carried out in medical research to combine the results of two or more related studies. Stroke trials have struggled to show beneficial effects and meta-analysis should be used more widely... Read More about Systematic reviews as a tool for planning and interpreting trials.

Dipyridamole plus aspirin versus aspirin alone in the secondary prevention after TIA or stroke: a meta-analysis by risk (2008)
Journal Article
Halkes, P., Gray, L. J., Bath, P. M., Diener, H.-C., & Guiraud-Chaumeil, B. (2008). Dipyridamole plus aspirin versus aspirin alone in the secondary prevention after TIA or stroke: a meta-analysis by risk. Journal of Neurology, Neurosurgery and Psychiatry, 79(11), https://doi.org/10.1136/jnnp.2008.143875

Objectives: Our aim was to study the effect of combination therapy with aspirin and dipyridamole (A+D) over aspirin alone (ASA) in secondary prevention after transient ischemic attack or minor stroke of presumed arterial origin and to perform subgr... Read More about Dipyridamole plus aspirin versus aspirin alone in the secondary prevention after TIA or stroke: a meta-analysis by risk.

Telmisartan to Prevent Recurrent Stroke and Cardiovascular Events (2008)
Journal Article
Yusuf, S., Diener, H.-C., Sacco, R. L., Cotton, D., Ounpuu, S., Lawton, W. A., …Yoon, B.-W. (2008). Telmisartan to Prevent Recurrent Stroke and Cardiovascular Events. New England Journal of Medicine, 359(12), 1225-1237. https://doi.org/10.1056/nejmoa0804593

Background Prolonged lowering of blood pressure after a stroke reduces the risk of recurrent stroke. In addition, inhibition of the renin–angiotensin system in high-risk patients reduces the rate of subsequent cardiovascular events, including str... Read More about Telmisartan to Prevent Recurrent Stroke and Cardiovascular Events.

Aspirin and extended-release dipyridamole versus clopidogrel for recurrent stroke (2008)
Journal Article
Sacco, R. L., Diener, H.-C., Yusuf, S., Cotton, D., Ounpuu, S., Lawton, W. A., …Yoon, B.-W. (2008). Aspirin and extended-release dipyridamole versus clopidogrel for recurrent stroke. New England Journal of Medicine, 359(12), 1238-1251. https://doi.org/10.1056/NEJMoa0805002

Background: Recurrent stroke is a frequent, disabling event after ischemic stroke. This study compared the efficacy and safety of two antiplatelet regimens — aspirin plus extended release dipyridamole (ASA–ERDP) versus clopidogrel. Methods: In this... Read More about Aspirin and extended-release dipyridamole versus clopidogrel for recurrent stroke.

Use of ordinal outcomes in vascular prevention trials: comparison with binary outcomes in published trials (2008)
Journal Article
Bath, P. M., Geeganage, C., Gray, L. J., Collier, T., & Pocock, S. (2008). Use of ordinal outcomes in vascular prevention trials: comparison with binary outcomes in published trials. Stroke, 39(10), https://doi.org/10.1161/STROKEAHA.107.509893

Background and Purpose—Vascular prevention trials mostly count “yes/no” (binary) outcome events, eg, stroke/no stroke. Analysis of ordered categorical vascular events (eg, fatal stroke/nonfatal stroke/no stroke) is clinically relevant and could be... Read More about Use of ordinal outcomes in vascular prevention trials: comparison with binary outcomes in published trials.

Empirical evidence of bias in the design of experimental stroke studies: a metaepidemiologic approach (2008)
Journal Article
Crossley, N. A., Sena, E. S., Goehler, J., Horn, J., van der Worp, H. B., Bath, P. M., …Dirnagl, U. (2008). Empirical evidence of bias in the design of experimental stroke studies: a metaepidemiologic approach. Stroke, 39, https://doi.org/10.1161/STROKEAHA.107.498725

Background and Purpose: At least part of the failure in the transition from experimental to clinical studies in stroke has been attributed to the imprecision introduced by problems in the design of experimental stroke studies. Using a metaepidemiolog... Read More about Empirical evidence of bias in the design of experimental stroke studies: a metaepidemiologic approach.

Stroke outcome in clinical trial patients deriving from different countries (2008)
Journal Article
Ali, M., Atula, S., Bath, P. M., Grotta, J., Hacke, W., Lyden, P. D., …Lees, K. R. (2008). Stroke outcome in clinical trial patients deriving from different countries. Stroke, 40(1), https://doi.org/10.1161/STROKEAHA.108.518035

Background and Purpose—Stroke incidence and outcome vary widely within and across geographical locations. We examined whether differences in index stroke severity, stroke risk factors, mortality, and stroke outcome across geographical locations rem... Read More about Stroke outcome in clinical trial patients deriving from different countries.

A randomised controlled trial of triple antiplatelet therapy (Aspirin, Clopidogrel and Dipyridamole) in the secondary prevention of stroke: safety, tolerability and feasibility (2008)
Journal Article
Sprigg, N., Gray, L. J., England, T. J., Wilmot, M. R., Zhao, L., Sare, G. M., & Bath, P. M. (2008). A randomised controlled trial of triple antiplatelet therapy (Aspirin, Clopidogrel and Dipyridamole) in the secondary prevention of stroke: safety, tolerability and feasibility. PLoS ONE, 3(8),

Background: Aspirin, dipyridamole and clopidogrel are effective in secondary vascular prevention. Combination therapy with three antiplatelet agents might maximise the benefit of antiplatelet treatment in the secondary prevention of ischaemic stroke.... Read More about A randomised controlled trial of triple antiplatelet therapy (Aspirin, Clopidogrel and Dipyridamole) in the secondary prevention of stroke: safety, tolerability and feasibility.

Predicting long-term outcome after acute ischemic stroke: a simple index works in patients from controlled clinical trials (2008)
Journal Article
Konig, I., Ziegler, A., Bluhmki, E., Hacke, W., Bath, P. M., Sacco, R. L., …Weimar, C. (2008). Predicting long-term outcome after acute ischemic stroke: a simple index works in patients from controlled clinical trials. Stroke,

Background and Purpose—An early and reliable prognosis for recovery in stroke patients is important for initiation of individual treatment and for informing patients and relatives. We recently developed and validated models for predicting survival a... Read More about Predicting long-term outcome after acute ischemic stroke: a simple index works in patients from controlled clinical trials.

Should data monitoring committees assess efficacy when considering safety in trails in acute stroke? (2007)
Journal Article
Bath, P. M., Gray, L. J., & Wahlgren, N. (2007). Should data monitoring committees assess efficacy when considering safety in trails in acute stroke?. International Journal of Clinical Practice, 61(10),

The primary role of a trials Data Monitoring Committee (DMC) is to ensure the safety of enrolled patients. In stroke trials, safety is monitored typically by comparing death and stroke specific events between treatment groups. DMCs may also have the... Read More about Should data monitoring committees assess efficacy when considering safety in trails in acute stroke?.

Sex differences in quality of life in stroke survivors. Data from the Tinzaparin in Acute Ischaemic Stroke Trial (TAIST) (2007)
Journal Article
Gray, L. J., Sprigg, N., Bath, P. M., Boysen, G., De Deyn, P. P., Leys, D., O'Neill, D., & Ringelstein, B. (2007). Sex differences in quality of life in stroke survivors. Data from the Tinzaparin in Acute Ischaemic Stroke Trial (TAIST). Stroke, 38, https://doi.org/10.1161/STROKEAHA.107.488304

Introduction: Female sex is predictive of poor functional outcome in stroke, even after correction for prognostic factors. Poor quality of life (QoL) is observed in stroke survivors, with lower scores seen in the most disabled patients. We used data... Read More about Sex differences in quality of life in stroke survivors. Data from the Tinzaparin in Acute Ischaemic Stroke Trial (TAIST).

Can we improve the statistical analysis of stroke trials? Statistical re-analysis of functional outcomes in stroke trials (2007)
Journal Article
Bath, P. M., & Optimising Analysis of Stroke Trials Collaboration, O. (2007). Can we improve the statistical analysis of stroke trials? Statistical re-analysis of functional outcomes in stroke trials. Stroke, 38(6), https://doi.org/10.1161/STROKEAHA.106.474080

Background and Purpose—Most large acute stroke trials have been neutral. Functional outcome is usually analyzed usinga yes or no answer, eg, death or dependency versus independence. We assessed which statistical approaches are mostefficient in analyz... Read More about Can we improve the statistical analysis of stroke trials? Statistical re-analysis of functional outcomes in stroke trials.

Stroke severity, early recovery and outcome are each related with clinical classification of stroke: data from the 'Tinzaparin in Acute Ischaemic Stroke Trial (TAIST) (2007)
Journal Article
Sprigg, N., Gray, L. J., Bath, P. M., Lindenstrom, E., Boysen, G., De Deyn, P. P., Friis, P., Leys, D., Marttila, R., Olsson, J.-E., O'Neill, D., & Ringelstein, B. (2007). Stroke severity, early recovery and outcome are each related with clinical classification of stroke: data from the 'Tinzaparin in Acute Ischaemic Stroke Trial (TAIST). Journal of the Neurological Sciences, 254(1-2),

Introduction: Baseline severity and clinical stroke syndrome (Oxford Community Stroke Project, OCSP) classification are predictors of outcome in stroke. We used data from the ‘Tinzaparin in Acute Ischaemic Stroke Trial’ (TAIST) to assess the relation... Read More about Stroke severity, early recovery and outcome are each related with clinical classification of stroke: data from the 'Tinzaparin in Acute Ischaemic Stroke Trial (TAIST).