Name
co2dur
Label
Hours of usable carbon dioxide
Description
Hours of usable carbon dioxide signal - requires use of calibrated channel type with upper and lower limits for valid signal
Units
hours
Type
numeric
Visit Number vs Hours of usable carbon dioxide
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Baseline | 453 | 5.5 | ± 2.8 | 7.0 | 0.0 | 9.0 | 11 | 464 |
| Follow-up | 407 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 46 | 453 |
Treatment Arm vs Hours of usable carbon dioxide
Baseline
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 453 | 5.5 | ± 2.8 | 7.0 | 0.0 | 9.0 | - | 453 |
| Early adenotonsillectomy | 226 | 5.5 | ± 2.7 | 7.0 | 0.0 | 9.0 | - | 226 |
| Watchful waiting | 227 | 5.4 | ± 2.9 | 7.0 | 0.0 | 9.0 | - | 227 |
Treatment Arm vs Hours of usable carbon dioxide
Follow-up
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 407 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 46 | 453 |
| Early adenotonsillectomy | 199 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 27 | 226 |
| Watchful waiting | 208 | 5.5 | ± 3.0 | 7.0 | 0.0 | 9.0 | 19 | 227 |
Age vs Hours of usable carbon dioxide
Baseline
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 453 | 5.5 | ± 2.8 | 7.0 | 0.0 | 9.0 | - | 453 |
| 5-7 yrs old | 329 | 5.6 | ± 2.8 | 7.0 | 0.0 | 9.0 | - | 329 |
| 8-10 yrs old | 124 | 5.3 | ± 3.0 | 7.0 | 0.0 | 8.0 | - | 124 |
Age vs Hours of usable carbon dioxide
Follow-up
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 397 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 2 | 399 |
| 5-7 yrs old | 260 | 5.8 | ± 2.8 | 7.0 | 0.0 | 9.0 | 2 | 262 |
| 8-10 yrs old | 137 | 4.9 | ± 3.4 | 7.0 | 0.0 | 9.0 | - | 137 |
Gender vs Hours of usable carbon dioxide
Baseline
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 453 | 5.5 | ± 2.8 | 7.0 | 0.0 | 9.0 | - | 453 |
| Female | 234 | 5.5 | ± 2.9 | 7.0 | 0.0 | 9.0 | - | 234 |
| Male | 219 | 5.5 | ± 2.8 | 7.0 | 0.0 | 9.0 | - | 219 |
Gender vs Hours of usable carbon dioxide
Follow-up
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 407 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 46 | 453 |
| Female | 209 | 5.4 | ± 3.0 | 7.0 | 0.0 | 9.0 | 25 | 234 |
| Male | 198 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 21 | 219 |
Race vs Hours of usable carbon dioxide
Baseline
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 453 | 5.5 | ± 2.8 | 7.0 | 0.0 | 9.0 | - | 453 |
| White | 156 | 4.9 | ± 3.0 | 6.0 | 0.0 | 8.0 | - | 156 |
| Black | 249 | 5.9 | ± 2.5 | 7.0 | 0.0 | 9.0 | - | 249 |
| Other | 48 | 5.0 | ± 3.2 | 7.0 | 0.0 | 9.0 | - | 48 |
Race vs Hours of usable carbon dioxide
Follow-up
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 407 | 5.4 | ± 3.1 | 7.0 | 0.0 | 9.0 | 46 | 453 |
| White | 147 | 4.9 | ± 3.3 | 7.0 | 0.0 | 9.0 | 9 | 156 |
| Black | 217 | 5.9 | ± 2.8 | 7.0 | 0.0 | 9.0 | 32 | 249 |
| Other | 43 | 4.5 | ± 3.3 | 6.0 | 0.0 | 9.0 | 5 | 48 |