meInBed) as discussed in this chapter.</p></li>
</ol>
<p>In the previous two chapters you learnt about the first two steps in
this chapter we will discuss the last step.</p>
<div class="section level2">
<h2 id="sleep-period-time-spt-window-or-time-in-bed">Sleep Period Time (SPT) window or Time in Bed<a class="anchor" aria-label="anchor" href="#sleep-period-time-spt-window-or-time-in-bed"></a>
</h2>
<p>Here we have two scenarios:</p>
<ol style="list-style-type: decimal">
<li><p>If the guider reflects an appr