ables.
</p>

<dl>
<dt><code>age </code></dt><dd><p>age in years</p>
</dd>
<dt><code>sex</code></dt><dd><p>F=female, M=male</p>
</dd>
<dt><code>sample.yr</code></dt><dd><p>the calendar year in which a blood sample
was obtained</p>
</dd>
<dt><code>kappa</code></dt><dd><p>serum free light chain, kappa portion</p>
</dd>
<dt><code>lambda</code></dt><dd><p>serum free light chain, lambda portion</p>
</dd>
<dt><code>flc.grp</code></dt><dd><p>the FLC group for the subject, as used in the
original analysis</p>
</dd>
