Table 2.
Association CSA and sustained ventricular tachycardia in studies with at least 70 ICD patients.
| First Author | Year | Patients, n | LVEF, % | SDB, n (%) | CSA, n (%) | OSA, n (%) | Follow-Up, Months | SA & VT, n (%) | SA & VT, n (%) | p Univariate | p Multivariate |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Staniforth [2] | 2005 | 101 | 33 | 42 (42) | 42 (42) | n.a. | 6 | 11 (26) | 15 (25) | 1.0 | n.s. |
| Serizawa [4] | 2008 | 71 | 31 | 47 (66) | n.a. | n.a. | 6 ± 0 | 20 (43) | 4 (17) | 0.03 | 0.02 |
| Bitter [16] | 2011 | 255 | n.a. | 169 (66) | 87 (34) | 82 (32) | 48 | 103 (61) | 37 (43) | <0.01 | <0.05 |
| Grimm [31] | 2012 | 204 | 29 ± 10 | 134 (66) | 105 (51) | 29 (14) | 38 ± 26 | 56 (42) | 24 (34) | 0.56 | n.s. |
| Kreutz [18] | 2013 | 133 | 27 ± 5 | 82 (62) | n.a. | n.a. | 24 ± 8 | 44 (54) | 17 (34) | 0.03 | 0.01 |
CSA = central sleep apnea; LVEF = left ventricular ejection fraction; n = number of patients; n.a. = not available; n.s. = not significant; OSA = obstructive sleep apnea; SA = sleep apnea; SDB = sleep disordered breathing; VT = ventricular tachycardia.