function (x, Srv, which, times, e = 30, subset, conf.int = 0.95, legendloc = NULL, smooth = TRUE, pr = FALSE, pl = TRUE, add = FALSE, ylim, cex = 0.5, xlab = "t", ylab, antilog = FALSE, ...) { if (missing(ylab)) ylab <- if (antilog) "Hazard Ratio" else "Log ...
风险比(Hazard Ratio,HR)是一种用于比较两个组之间事件发生速度的统计指标。在医学和生存分析领域中,风险比通常用于描述治疗组与对照组之间某一事件(如死亡、疾病复发)发生的相对风险。 The hazard ratio describes the relative risk of the complication based on comparison of event rates.[1] 举例说明: 在研究...
Hazard Ratio PlotFrank HarrellDepartment of Biostatistics
The hazard.ratio.plot function repeatedly estimates Cox regression coefficients and confidence limits within time intervals. The log hazard ratios are plotted against the mean failure/censoring time within the interval. Unless times is specified, the number of time intervals will be \max(round(d/e)...
How to do plot of Hazard Ratio vs Covariate X like below plot with 95% band, and reference line? I am using proc phreg for the cox regression model using X as predictor variable, with all the other covariates adjustment x1, x2, x3... thank you. 0...
hazard.ratio.plot <- function(x, Srv, which, times, e=30, subset, conf.int=.95, legendloc=NULL, smooth=TRUE, pr=FALSE, pl=TRUE, add=FALSE, ylim,cex=.5, xlab="t",ylab, antilog=FALSE, ...) { if(missing(ylab)) ylab <- if(antilog)"Hazard Ratio" else "Log Hazard Ratio" tra...
The Prognostic Role of the Platelet-Lymphocytes Ratio in Gastric Cancer: A Meta-Analysis The hazard ratio (HR) /Odds Ratio (OR) and its 95% confidence were pooled using a random effects model. A funnel plot based on overall survival was used to evaluate the publication bias. It total, 8...
Based on the plot of the hazard rates in Figure 14.6, it appears as if the ratio of the rates is a constant at least as far out as 1300 days. After that, the ratio changes slightly from around one to less than one. We can separate our investigation into two parts, before and after...
Earth fissures are potential hazards that often cause severe damage and affect infrastructure, the environment, and socio-economic development. Owing to the complexity of the causes of earth fissures, the prediction of earth fissures remains a challengin
The HPI is defined as the ratio of the sum of the products of the unit weightage factors of different elements and their sub-indices to the sum of unit weightage factors. This index describes the total impact of PTEs on groundwater quality in terms of chemical pollution. The Eqs. (1) an...