Alternative Equation Formats

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MathML

\begin{aligned} X_{j} (i) & = i th input time point on survival curve for group j \\ S_{j} (i) & = input survivor function value that corresponds to X_{j} (i) \\ h_{j} (t) & = hazard rate for group j at time t \\ Ψ_{j} (t) & = loss hazard rate for group j at time t \\ λ_{j} & = exponential hazard rate for group j \\ R & = hazard ratio of group 2 to group 1 \equiv (assumed constant) value of \frac{h_{2} (t)}{h_{1} (t)} \\ m_{j} & = median survival time for group j \\ b & = number of subintervals per time unit \\ T & = accrual time \\ τ & = follow-up time after accrual \\ L_{j} & = exponential loss rate for group j \\ X L_{j} & = input time point on loss curve for group j \\ S L_{j} & = input survivor function value that corresponds to X L_{j} \\ m L_{j} & = median survival time for group j \\ r_{i} & = rank for i th time point \end{aligned}

Math Rendered as SVG

Math as LaTeX Source

\begin{align*} X_ j(i) & = i\mbox{th input time point on survival curve for group} j \\ S_ j(i) & = \mbox{input survivor function value that corresponds to} X_ j(i) \\ h_ j(t) & = \mbox{hazard rate for group } j \mbox{ at time } t \\ \Psi _ j(t) & = \mbox{loss hazard rate for group } j \mbox{at time } t \\ \lambda _ j & = \mbox{exponential hazard rate for group } j \\ R & = \mbox{hazard ratio of group 2 to group 1 }\equiv \mbox{(assumed constant) value of } \frac{h_2(t)}{h_1(t)} \\ m_ j & = \mbox{median survival time for group } j \\ b & = \mbox{number of subintervals per time unit} \\ T & = \mbox{accrual time} \\ \tau & = \mbox{follow-up time after accrual} \\ L_ j & = \mbox{exponential loss rate for group } j \\ XL_ j & = \mbox{input time point on loss curve for group } j \\ SL_ j & = \mbox{input survivor function value that corresponds to } XL_ j \\ mL_ j & = \mbox{median survival time for group } j \\ r_ i & = \mbox{rank for }i\mbox{th time point} \\ \end{align*}