Times of analgesic efficacy of two drugs in the treatment of patients with renal-ureteral colic compared by survival models

 

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Dettagli Bibliografici
Autori: Reyes Velázquez, Luis, Ulín Montejo, Fidel, Pérez Chavez, Jorge Alejandro, Salinas Hernández, Rosa María, Torres López, Jorge Elías
Natura: artículo original
Status:Versión publicada
Data di pubblicazione:2015
Descrizione:Renourethral colic is a very painful clinical situation that requires a quick diagnosis and treatment. A study was done with patients who were administered two types of analgesics, and whose pain was measured through a visual analogue scale. Censored data results were obtained, considering the time when the pain disappeared as the random variable. Maximum likelihood and survival analysis give useful methods to estimate the distribution and parametric functions for this variable. This study will allow a more effective, timely, lower cost and suitable medical treatment for patients.
Stato:Portal de Revistas UCR
Istituzione:Universidad de Costa Rica
Repositorio:Portal de Revistas UCR
Lingua:Español
OAI Identifier:oai:portal.ucr.ac.cr:article/17561
Accesso online:https://revistas.ucr.ac.cr/index.php/matematica/article/view/17561
Keyword:censoring
renourethral colic
likelihood
lognormal
Weibull
censura
cólico renoureteral
distribución lognormal
distribución weibull
máxima verosimilitud