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Albuterol use, severity, and length of stay.
| Albuterol use | Severity | N | Length of stay | SD | Difference | P value |
|---|---|---|---|---|---|---|
| No | 0 | 29 | 1.7931 | 0.9016 | ||
| Yes | 0 | 7 | 2.2857 | 1.1127 | 0.4926 | >.9999 |
| No | 1 | 58 | 2.1724 | 1.6664 | ||
| Yes | 1 | 29 | 2.5862 | 1.9733 | 0.4138 | >.9999 |
| No | 2 | 38 | 1.9737 | 2.0466 | ||
| Yes | 2 | 49 | 3.1224 | 2.1078 | 1.1487 | 0.0294 |
| No | 3 | 17 | 2.1765 | 1.2367 | ||
| Yes | 3 | 51 | 2.7059 | 1.8253 | 0.5294 | >.9999 |
| No | 4 | 7 | 3.1429 | 1.8645 | ||
| Yes | 4 | 20 | 3.1000 | 2.4688 | −0.0429 | >.9999 |
| No | 5 | 4 | 3.7500 | 2.3629 | ||
| Yes | 5 | 6 | 4.6667 | 3.3862 | 0.9167 | >.9999 |
