Year | Incident ESRD (N) | SDB (N) | SDB % | OSA (N) | OSA % |
---|
2004 | 31,741 | 1822 | 5.43 | – | – |
2005 | 31,553 | 2193 | 6.50 | 64 | 0.19 |
2006 | 29,715 | 2374 | 7.40 | 667 | 2.08 |
2007 | 27,401 | 2651 | 8.82 | 1243 | 4.14 |
2008 | 26,501 | 2864 | 9.75 | 1782 | 6.07 |
2009 | 25,753 | 3307 | 11.40 | 2462 | 8.47 |
- Sleep disordered breathing (SDB) was defined as one inpatient or two separate outpatient Medicare billing claims with ICD-9 codes of “organic sleep apnea” (327.2x), “hypersomnia with sleep apnea NOS” (780.53), “insomnia with sleep apnea NOS” (780.51), or “sleep apnea NOS” (780.57)
- Obstructive sleep apnea (OSA) was defined as one inpatient or two separate outpatient Medicare billing claims with ICD-9 codes of “obstructive sleep apnea (adult)” (327.23) only
- Until October 2005, “sleep apnea NOS” (780.57) was the sole ICD-9 code for sleep disordered breathing, after which several new codes were added encompassing sleep apnea and related disorders