home sleep apnea test diagnostic machine (hsat): watchpat one at home sleep study kit by itamar medical. tests the need for a cpap or other sleep solution apnitest <p>prevent up to 20% misdiagnosis with <strong>true sleep time</strong></p><ul><li>watchpat calculates ahi and rdi using the patient's <strong>true sleep time </strong>rather than the recorded time used in most commercially available hsat’s.</li><li>watchpat's true sleep time <strong>reduces the risk of misdiagnosis and misclassification </strong>that has been reported<strong> up to 20% </strong>with other hsat's using total recording time.5</li><li>true sleep time improves the accuracy.</li></ul><p> </p><p>high accuracy with <strong>central sleep apnea identification</strong></p><p>watchpat has been clinically proven to detect all types of apnea events.</p><p>the central plus module enables specific identification of central sleep apnea (csa) and percent of sleep time with cheyne-stokes respiration.</p><p> </p><p>automated report <strong>in just seconds</strong></p><p>within one-minute post study, the raw data is downloaded, and auto-scored report generated with differentiating obstructive and central events, providing an ahi, rdi and odi based upon true sleep time and sleep staging.</p><p> </p>