From: QTc prolongation is associated with severe desaturations in stroke patients with sleep apnea
ΔQTc | Number of desaturations | Desaturation duration (s) | Desaturation depth (%) |
---|---|---|---|
Stroke population | |||
1–11 ms | 264 (27.1%) | 28.2 (19.8–40.0) | 3.9 (3.0–7.4) |
11–16 ms | 82 (8.4%) | 40.0 (26.0–49.0) | 5.0 (3.4–11.2) |
16–20 ms | 48 (4.9%) | 30.5 (22.5–44.0) | 4.1 (3.2–7.2) |
> 20 ms | 119 (12.2%) | 30.0 (18.1–43.8) | 4.7 (3.4–7.3) |
Control population | |||
1–11 ms | 409 (38.2%) | 30.0 (22.0–40.0) | 4.6 (3.3–7.2) |
11–16 ms | 57 (5.3%) | 28.0 (18.0–40.5) | 4.3 (3.2–7.3) |
16–20 ms | 37 (3.5%) | 34.0 (22.9–42.8) | 4.7 (3.9–6.2) |
> 20 ms | 43 (4.0%) | 34.0 (18.3–43.8) | 5.2 (3.7–7.0) |