在Stata中遇到“not possible with numeric variable”的错误提示,通常意味着你尝试对一个已经是数值类型的变量执行了不适用于数值类型的操作。以下是一些可能导致这种错误的常见情况以及相应的解决方案: 1. 错误操作 你可能尝试对一个已经是数值类型的变量执行了某些特定的转换或定义操作,例如再次将其定义为数值类型。
Kernel: Do NOT use global variable as possible as you can 尽量不使用全局变量,和userspace程序一样,全局变量始终需要慎重考虑使用。kernel的并发更加激烈,多CPU的操作,多个driver的并发操作,一个不慎就有可能引发全局变量的corruption。特别是当有多个相同设备使用
咨询,建立预测模型时使用cph做生存后出现如下情况(Error in Design(data, formula, specials = c("strat", "strata")) : Variable disease is an ordered factor with non-numeric levels. You should set options(contrasts=c("contr.treatment", "contr.treatment")) or rms will not work properly.),是哪...
turn out as exactly the same numeric value in Stata. (this is not true for strings). The only exception that comes to my mind now is the extended missing values In SPSS any value like 3 or-99999997 can be assigned the meaning of missing. In Stata this is not possible and ...
DTS_E_SENDMAILTASK_TASK_INITIALIZATION_WITH_WRONG_XML_ELEMENT フィールド DTS_E_SENDMAILTASK_VARIABLETYPEISNOTSTRING フィールド DTS_E_SERVERAUTH フィールド DTS_E_SERVERSTORAGEDISALLOWED フィールド DTS_E_SETCACHEFORFILLFAILED フィールド DTS_E_SETCACHEFORINSERTFAILED フィールド DTS_E_SETCAC...
DTS_E_SENDMAILTASK_TASK_INITIALIZATION_WITH_WRONG_XML_ELEMENT 字段 DTS_E_SENDMAILTASK_VARIABLETYPEISNOTSTRING 字段 DTS_E_SERVERAUTH 字段 DTS_E_SERVERSTORAGEDISALLOWED 字段 DTS_E_SETCACHEFORFILLFAILED 字段 DTS_E_SETCACHEFORINSERTFAILED 字段 DTS_E_SETCACHEFORREADFAILED 字段 DTS_E_SETEODFAILED 字段...
We performed a 1-sample test of this percentage against the hypothesized percentage of 30%, specifying a conservative intraclass correlation of 40% to account for the hospital-level clustering (Stata “prtest” command with “cluster” and “rho” options). We then examined the bivariable ...
StataCorp: Stata: Stata: release 12. Statistical software. 2011, College Station, TX: StataCorp LP Google Scholar UK Department of Health and British Association for the Study of Community Dentistry (BASCD): Delivering better oral health. An evidence-based toolkit for prevention. 2009, London:...
In our study, we are limited to longitudinal telomere lengths and thereby telomere attrition but can only speculate on possible explanations for not seeing that increased telomere attrition rate that we expected due to prematurity. Epigenetic DNAm age was younger in preterm born compared to term ...