Results 21 to 30 of about 18,301 (299)

Using the Kaplan–Meier Estimator to Assess the Reliability of Agricultural Machinery

Agronomy, 2022
Kaplan–Meier analyses can be used in many disciplines, e.g., agricultural engineering. Agricultural machinery and vehicles can be regarded as objects that ‘die’ because, like living creatures, they failed, although after repair they can be used until ...
Karol Durczak, Jarosław Selech, Adam Ekielski, Tomasz Żelaziński, Marcin Waleński, Kamil Witaszek   +5 more
doaj   +1 more source

Doubly robust estimator of risk in the presence of censoring dependent on time-varying covariates: application to a primary prevention trial for coronary events with pravastatin

BMC Medical Research Methodology, 2020
Background In the presence of dependent censoring even after stratification of baseline covariates, the Kaplan–Meier estimator provides an inconsistent estimate of risk.
Takuya Kawahara, Tomohiro Shinozaki, Yutaka Matsuyama   +2 more
doaj   +1 more source

Inferences for current chronic graft-versus-host-disease free and relapse free survival

BMC Medical Research Methodology, 2022
This paper provides the methodologies of a new summary curve that measures the dynamic outcome following allogenic hematopoietic cell transplantation.
Xu Zhang, Scott R. Solomon, Connie Sizemore   +2 more
doaj   +1 more source

Estimation of the Distribution of Duration of Breastfeeding from Cross-Sectional Data: Some Methodological Issue.

Journal of Biostatistics and Epidemiology, 2021
Background: Duration of breastfeeding is an important health indicator of mother and child. There are various indirect epidemiological methods available to estimate the duration of breastfeeding from cross sectional data.
Anup Kumar, Sachin Kumar, Jai Kishun, Uttam Singh, Pushpraj Pushpraj   +4 more
doaj   +1 more source

Kaplan-Meier estimator for agri-food products.

, 2022
Kaplan-Meier estimator for agri-food products.
Ping Wang (42415), Roshini Brizmohun (12245459), Gang Li (34549), Zhaohua Zhang (5450291)   +3 more
core   +1 more source

Survival time and reliability assessment of bulk solids carriers in the mining and logistics industry

Journal of King Saud University: Engineering Sciences, 2021
In complex industrial systems, the deterioration of equipment and production of defective products are important points that increase the costs inherent to the production function.
Saymon Ricardo de Oliveira Sousa, Wesley Vieira da Silva, Claudimar Pereira da Veiga, Roselaine Ruviaro Zanini   +3 more
doaj   +1 more source

Kaplan-Meier estimator showing the association between LLV and viral non-suppression.

, 2023
Kaplan-Meier estimator showing the association between LLV and viral non-suppression.
Damalie Nakanjako (317164), Susan Nabadda (10798089), Nicholus Nanyeenya (14424969), Esther Nasuuna (11914163), Gertrude Nakigozi (247948), Simon P. S. Kibira (7245143), Charles Kiyaga (478841), Noah Kiwanuka (249291), Larry William Chang (14424972), Fredrick Makumbi (303037)   +9 more
core   +1 more source

Estimating Hazard Function and Survival Analysis of Tuberculosis Patients in Erbil city

Tikrit Journal of Administrative and Economic Sciences, 2021
The study aimed to estimate the effects of prognostic factors on tuberculosis (TB) survival. Two models have been studied (Logistic model and Cox regression models) in survival analysis.
Kurdistan Ibrahim Mawlood, Hogr Muhammed Qader   +1 more
doaj   +1 more source

Expert Kaplan--Meier estimation

, 2022
The setting of a right-censored random sample subject to contamination is considered. In various fields, expert information is often available and used to overcome the contamination. This paper integrates expert knowledge into the product-limit estimator in two different ways with distinct interpretations.
Bladt, Martin, Furrer, Christian
openaire   +3 more sources

Survival analysis of A.C. machines in the diamond industry using the Kaplan-Meier estimator

MATEC Web of Conferences, 2017
The article deals with the survival analysis of a.c. machines operating under the conditions of the underground mine “Mir” (Yakutia). The estimation of their survival is carried out using the Kaplan-Meier estimator.
Shevchuk Vladislav A., Muravlev Oleg P., Stolyarova Olga O.   +2 more
doaj   +1 more source