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Volume 8, Issue 5, Pages 427-433 (May 2009)
Risk of recurrent subarachnoid haemorrhage, death, or dependence and standardised mortality ratios after clipping or coiling of an intracranial aneurysm in the International Subarachnoid Aneurysm Trial (ISAT): long-term follow-up Andrew J Molyneux, FRCR, Richard SC Kerr, FRCS, Jacqueline Birks, MSc, Najib Ramzi, MD, Julia Yarnold, MA, Mary Sneade, BA, Joan Rischmiller, RGN The Lancet Neurology Volume 8, Issue 5, Pages (May 2009) DOI: /S (09) Copyright © 2009 Elsevier Ltd Terms and Conditions
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Figure 1 Study profile *Some non-UK centres no longer follow-up patients. †Lost patients had moved abroad (from country of randomisation) or had had no contact with study centre or primary-care physician since the first or second year of study. ‡Patient has withdrawn or they no longer wish to participate. The Lancet Neurology 2009 8, DOI: ( /S (09) ) Copyright © 2009 Elsevier Ltd Terms and Conditions
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Figure 2 Kaplan–Meier graph of cumulative risk of rebleed from the treated aneurysm after more than 1 year by treatment allocation Patients followed up for a minimum of 6 years and a maximum of 14 years. SAH=subarachnoid haemorrhage. The Lancet Neurology 2009 8, DOI: ( /S (09) ) Copyright © 2009 Elsevier Ltd Terms and Conditions
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Figure 3 Kaplan–Meier graph of cumulative mortality rate
Patients followed up for a minimum of 6 years and a maximum of 14 years. SAH=subarachnoid haemorrhage. The Lancet Neurology 2009 8, DOI: ( /S (09) ) Copyright © 2009 Elsevier Ltd Terms and Conditions
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