HARP
发表于 2025-3-25 04:58:29
Motion of Orbit, Earth and Sun, models is the one suggested by Cox (1972), which assumes that the hazard rate is related to set of covariated denoted by the vector . as follows:.where λ.(t) denotes an arbitrary underlying hazard function.
他日关税重重
发表于 2025-3-25 09:55:49
https://doi.org/10.1007/b139118ify the experimental units with two or more treatment groups (in which case, indicator variables are usually employed) and/or the experimental units may enter the study with certain well-defined characteristics which may need to be considered in evaluating survival functions. This paper is concerned
种类
发表于 2025-3-25 14:43:28
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宣誓书
发表于 2025-3-25 18:13:40
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雪白
发表于 2025-3-25 23:31:02
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KIN
发表于 2025-3-26 00:59:55
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Factual
发表于 2025-3-26 04:20:19
Satellites of Other Celestial Bodies,In the present approach to competing risks it is assumed that there corresponds to each of k causes of death a positive random variable Y., called the ith potential survival time, that represents the age of death of an individual in the hypothetical condition that the ith cause is the only risk of death.
Hangar
发表于 2025-3-26 11:02:15
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parasite
发表于 2025-3-26 14:58:32
Experiences from a Multicentric Trial of Adjuvant ChemotherapyThe prognosis after an intended curative operation for a primary cancer includes two factors:
狂乱
发表于 2025-3-26 19:57:48
Thirty Years Experience with Breast Cancer Clinical Trials at the Christie Hospital in Manchester - In this paper I will deal with the clinical aspects of the Manchester trials. In his paper Dr. Palmer will describe the statistical lessons learned in particular discussing the number of patients required in clinical trials, the recording of information and the analysis and follow-up of these patients.