WebJul 1, 2015 · In a case-cohort design, all cases and a certain size of subcohort are sampled for covariate ascertainment; in a case-control design, all cases and a certain size of controls are sampled; and... WebJan 13, 2016 · The general failure-time ODS design is an improvement of the simple random sampling design, the case–cohort design and the generalized case–cohort design, …
Statistical inference for the additive hazards model under outcome ...
WebThe two main variants of cohort sampling designs are the nested case-control design (Thomas, 1977) and the case-cohort design (Prentice, 1986). In a nested case- control design controls are sampled from the risk sets during the follow-up at event times. WebJun 1, 2024 · The full cohort size is set to be n = 800. We generate 1000 simulated data sets and show the performance of the optimal GCC under ρ v being 0.3 and 0.5 by evaluating the trace of asymptotic efficiency relative between the proposed GCC design and simple random sampling design. The simulation results are presented in Fig. 1. trading economics ttf dutch
Robust inference for the proportional hazards model with two …
WebWe propose a unified estimation procedure and a computationally fast resampling method to make statistical inference for quantile regression with survival data under general biased sampling schemes, including but not limited to the length-biased sampling, the case-cohort design, and variants thereof. WebThe case-cohort sampling scheme entails the random sampling of indi-viduals, called the sub-cohort, along with all the cases. In the situation when the event rate is not low but resources are limited, the generalized case-cohort design is more appropriate, where only a fraction of cases are sampled along with the sub-cohort. In this ... WebJan 30, 2024 · Generalized case–cohort sampling Kani Chen Mathematics 2001 A class of cohort sampling designs, including nested case–control, case–cohort and classical … trading economics united states