Table 5.
QTc Values of SIDS and Matched Control Infants at 3 Time Intervals Throughout the Night
| QTc values (ms) | Future SIDS Infants | Control infants | P Value |
|---|---|---|---|
| Median values | |||
| 21:00–00:00 | 387.5 (344–413) | 375 (350–399) | 0.019 |
| 00:01–03:00 | 390.5 (354–466) | 375 (349.5–422) | 0.016 |
| 03:01–06:00 | 391 (343.5–457.5) | 372.5 (346–423) | 0.010 |
| Max values | |||
| 21:00–00:00 | 394 (344–425) | 380 (354–400) | NS |
| 00:01–03:00 | 396 (354–480) | 384 (350–428) | NS |
| 03:01–06:00 | 394 (343.5–467) | 378 (351–428) | 0.050 |
The data represent median and range values. Statistical analyses were performed with Wilcoxon matched-paired test between sudden infant death syndrome (SIDS) cases and controls, P < 0.05.