Survival curves
On comparison of net survival curves
... net survival curves with respect to sex are markedly different and the newly introduced log-rank type test [1] reports a significant difference (p = ...
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Comparing survival curves based on medians
... The survival curves (not shown) estimated by the Kaplan-Meier method for the three diet groups indicate the expected tumor-free time for rats fed with low-fat is longer than that for the rats fed with ...
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Enhanced secondary analysis of survival data: reconstructing the data from published Kaplan-Meier survival curves
... Very few authors [7,10] reported any assessment of their reconstruction of data. Earle [10] evaluated the reproducibility of using digitized software to extract the data by reporting an intraclass correlation ...
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Flexible modelling of survival curves for censored data
... methods, survival curves were gen- erated from 2000 observations from symmetric and skewed Normal distribution with parameters: location = 20, scale = 2, shape = -5 or 5 or 0 for left skewed, right skewed ...
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Multivariate permutation test to compare survival curves for matched data
... In clinical trials with right-censored failure time outcome, inference often focuses on the comparison of survival curves. When data from observational studies are used to explore the role of different ...
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Bayesian Regression Methods for Crossing Survival Curves
... In survival data analysis, the proportional hazards (PH), accelerated failure time (AFT), and proportional odds (PO) models are commonly used semiparametric models for the comparison of survivability in ...the ...
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Original Article Expression of Tim-3 in gastric cancer tissue and its relationship with prognosis
... groups. Survival time was defined as the time from the date of diagnosis to the date of death or the date of the last ...follow-up. Survival curves were analyzed using Kaplan-Meier curves, and ...
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Retrospective analysis of 10,000 implants from insertion up to 20 years—analysis of implantations using augmentative procedures
... implant survival for bone condensing followed by lateral ridge ...implant survival curves to non-augmented sites, a significantly higher implant survival was found for lateral bone ...
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A long-term survival analysis of prediagnostic body mass index, plasma C-peptide concentration, and prostate cancer-specific mortality among men with prostate cancer
... cancer-specific survival curves for the three BMI categories or for the quartiles of C-peptide ...the survival curves estimated via Kaplan-Meier method for the three BMI categories or for the ...
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A machine learning model for the prediction of survival and tumor subtype in pancreatic ductal adenocarcinoma from preoperative diffusion-weighted imaging
... overall survival and that the pre-operative DWI-derived ADC parameter could serve as a non-invasive marker thereof [18, ...for survival clas- ...the survival in the independent validation cohort did, ...
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Bayesian Survival Analysis of Regression Model Using Weibull
... hypothetical survival data of fifteen patients with censoring suffering from a disease and they were treated by two different ...of survival data. Comparison of survival curves for two ...
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Long-term follow-up of self-expandable metallic stents in benign tracheobronchial stenosis: a retrospective study
... 1 Stent survival curves Kaplan-Meier curves showing survival time for covered and uncovered stents implantation in patients with benign tracheobronchial stenosis (median 25 days vs 1339 [r] ...
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Neem oil increases the efficiency of the entomopathogenic fungus Metarhizium anisopliae for the control of Aedes aegypti (Diptera: Culicidae) larvae
... the survival rates were 36 % as compared to applications of the fungus alone which resulted in 74 % ...the survival curves were different, with this combination of fungus + neem result- ing in the ...
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The predictive and prognostic values of factors associated with visceral pleural involvement in resected lung adenocarcinomas
... patients’ characteristics between patients with VPI and without VPI. Survival curves were estimated using the Kaplan–Meier method. The log-rank test was used to compare survival of groups. ...
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Impact of pulmonary hypertension on outcome in patients with moderate or severe tricuspid regurgitation
... additive survival benefit of early TV surgery in less severe TR at the same time as left-sided valve surgery to avoid an irreversible pressure overload-induced myocardial ...
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The mTOR effectors 4EBP1 and S6K2 are frequently coexpressed, and associated with a poor prognosis and endocrine resistance in breast cancer: a retrospective study including patients from the randomised Stockholm tamoxifen trials
... Reverse transcription was performed using the high- capacity cDNA reverse transcription kit (Applied Biosystems Foster City, CA, USA) with 200 ng total RNA in reactions of 20 μl according to the manufacturer’s ...
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Volume-based growth tumor kinetics as a prognostic biomarker for patients with EGFR mutant lung adenocarcinoma undergoing EGFR tyrosine kinase inhibitor therapy: a case control study
... free survival (PFS) is a poor surrogate for OS for several tumors types including NSCLC, and thus longitudinal tumor data such as RR and TTP may be useful as a prog- nostic factor for ...
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... Interestingly, Figure 5 shows a trend to im- proved event-free survival with increasing HLA antigen disparity between donor and recipient (HR = 0.80; 95% confidence interval [CI] = 0.66-0.96; P = .02), with the ...
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Outcomes in Children After Intestinal Transplant
... Meier curves demonstrated variation in patient survival according to di- ...a survival difference accord- ing to diagnosis (P ⬍ ...a survival advantage for those patients listed with a ...
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Treatment decisions and survival for people with small cell lung cancer
... median survival to be longer after completion of six or more cycles of chemotherapy compared with four to five cycles, but cannot conclude that six cycles are preferable to four as we do not have data on the ...
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