6. 6
Prevalence
•~25% of adult population*
•~1.5 million in the UK**
•~1.2 million undiagnosed**
*American Academy of Sleep Medicine
** British Lung Foundation
7. 7
OSA diagnosis – Current model of care
Sleep study:
• Polysomnography
• Home sleep test
Patient complains:
• Snoring
• Fatigue
Visits the GP
• Referred to a
sleep centre.
8. 8
Current model of care weaknesses
1. Limited – Only sleep related symptoms
2. Comorbidity – completely ignored
3. Waiting time - around 10 weeks
4. Expensive - £130- £220 per test
10. 10
Atrial Fibrillation & OSA
Treating OSA & AF patients with CPAP:
• Reduce risk of AF reoccurrence by 42%**
• Over 40% chance of preventing the need for ablation**
*Source: Seet & Chung, Anestsiology Clin 2010
**Chinitz et al. JACC: Clinical Electropisiology, 2015 Vol.1 No1-2
*** Fein, Anter, Josephson et al. JACC, July 2013
11. 11
A Better Way to Diagnose Sleep Apnea
Requires background in sleep
Standard home sleep study
Limited output
No background in sleep
WatchPAT™
Comprehensive output
14. 14
As accurate as PSG
Apnea Hypopnea Index correlation - 88.9% *
“this technology represent a viable alternative to PSG for confirmation of
clinically suspected sleep apnea”
* Yalamanchali et al, JAMA Otolaryngol Head Neck Surg
doi:10.1001/jamaoto.2013.5338
15. 15
Power to the GP
Screening
questionnaire
Only £60 per test!