sigma_sq

An internal function to compute sigma square analytically

Utilities to estimate parameters of the models with survival functions
induced by stochastic covariates. Miscellaneous functions for data preparation
and simulation are also provided. For more information, see:
(i)"Stochastic model for analysis of longitudinal data on aging and mortality"
by Yashin A. et al. (2007),
Mathematical Biosciences, 208(2), 538-551, <DOI:10.1016/j.mbs.2006.11.006>;
(ii) "Health decline, aging and mortality: how are they related?"
by Yashin A. et al. (2007),
Biogerontology 8(3), 291(302), <DOI:10.1007/s10522-006-9073-3>.

Ilya Y Zhbannikov

stpm

Stochastic Process Model for Analysis of Longitudinal and
Time-to-Event Outcomes

sigma_sq function

<dl><dt>t1</dt>
<dd>t1</dd>
<dt>t2</dt>
<dd>t2</dd>
<dt>b</dt>
<dd>b (see Yashin et. al, 2007)</dd></dl>

Arguments

An internal function to compute sigma square analytically — sigma_sq

<dl>

<dt>t1</dt>
<dd>t1</dd>


<dt>t2</dt>
<dd>t2</dd>


<dt>b</dt>
<dd>b (see Yashin et. al, 2007)</dd>

</dl>

sigma_sq: An internal function to compute sigma square analytically

Description

Usage

Value

Arguments