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Mean length of stay by demographic and insurance classifications.
| Variable | Mean length of stay ± SD | P value |
|---|---|---|
| Gender | ||
| Male | 3.7 ± 1.9 | (-) |
| Female | 3.6 ± 1.3 | (-) |
| Race/ethnicity | ||
| White | 3.5 ± 1.6 | (-) |
| Black | 3.7 ± 1.5 | .004 |
| Asian | 3.4 ± 0.7 | (-) |
| Other | 3.4 ± 0.8 | (-) |
| Insurance classification | ||
| Private | 3.5 ± 1.5 | (-) |
| Medicaid | 3.6 ± 1.4 | (-) |
| Medicare | 3.8 ± 1.8 | (-) |
| Managed care | 3.3 ± 1.0 | <.001 |
| Managed Medicare | 3.8 ±1.7 | (-) |
| Other | 3.8 ± 1.8 | (-) |
(-) = nonsignificant P value; SD, standard deviation.
