TABLE 2. The Number of Yellow and Red Alarms Generated per Infant, Including the Number of Valid Alarms for a Pre- and Post-Alarm Window of 3 Minutes, as Well as the Total Number of Valid Alarms Acquired From all Infants for Different Lengths of Pre- and Post-Alarm Windows.
| No. of alarms | Median | 25th percentile | 75th percentile |
|---|---|---|---|
| per infant | |||
| Yellow | 1784.0 | 452.5 | 6437.5 |
| Red | 461.0 | 210.5 | 1615.0 |
| YtR | 288.0 | 98.0 | 1643.0 |
| YtnR | 1414.0 | 352.0 | 4969.0 |
| YtR (valid*) | 177.0 | 80.0 | 1095.0 |
| YtnR (valid*) | 878.5 | 282.25 | 2716.0 |
| Total number of valid alarms for different lengths of pre- and post-alarm windows | |||
| Pre-alarm window (min) | Post-alarm window (min) | No. ofYtRalarms (valid*) | No. ofYtnRalarms (valid*) |
| 3 | 3 | 47,255 | 149,007 |
| 3 | 2 | 40,869 | 155,387 |
| 3 | 1 | 31,901 | 164,352 |
| 2 | 1 | 31,993 | 163,637 |
| 1 | 1 | 32,034 | 163,065 |
*
Approximately, 70% of the original 278,000 yellow alarms satisfied the data sufficiency criteria in the pre-alarm window and were eligible for inclusion in the analysis. See Methods, section C for a description of the data sufficiency criterion.