Table 3.
Characteristics of the Index Admission in Patients with Preventable and Nonpreventable Revisits
| Characteristic | Preventable (n = 20) | Nonpreventable (n = 56) | p value |
|---|---|---|---|
| Revisit type, n (%) | |||
| ED revisit | 6 (30.0) | 15 (26.8) | |
| Readmitted | 14 (70.0) | 41 (73.2) | |
| Female sex, n (%) | 12 (60.0) | 30 (53.6) | 0.79 |
| Age in years, median (IQR) | 66 (54–80) | 67 (54–78) | 0.81 |
| Length of stay in days, median (IQR) | 6 (3–15) | 8 (3–14) | 0.96 |
| ICU admission, n (%) | 8 (40.0) | 20 (35.7) | 0.79 |
| Days to revisit, median (IQR) | 6 (2–13) | 9 (3–19) | 0.10 |
| Limited English proficiency, n (%) | 5 (25.0) | 12 (21.4) | 0.76 |
| Discharge location | 0.31 | ||
| Extended care facility | 7 (35.0) | 24 (42.9) | |
| Home | 4 (20.0) | 17 (30.4) | |
| Home with services | 9 (45.0) | 15 (26.8) | |
| Race/ethnicity,*n (%) | 0.26 | ||
| Black | 8 (42.1) | 13 (23.6) | |
| Hispanic/Latino | 2 (10.5) | 12 (21.8) | |
| White, non-Hispanic | 9 (47.4) | 26 (47.2) | |
| Other | 0 (0) | 4 (7.3) | |
| Comorbidities,†n (%) | |||
| Congestive heart failure | 3 (15.0) | 11 (20.0) | 0.75 |
| Chronic lung disease | 4 (20.0) | 20 (36.4) | 0.26 |
| Diabetes | 9 (45.0) | 20 (36.4) | 0.59 |
| Liver disease | 3 (15.0) | 5 (9.1) | 0.43 |
| Malignancy | 0 (0) | 1 (1.8) | 1.00 |
| Obesity | 2 (10.0) | 13 (23.6) | 0.33 |
| Alcohol and/or substance use disorders | 1 (5.0) | 2 (3.6) | 1.00 |
| Hypertension | 10 (50.0) | 30 (54.5) | 0.80 |
| Elixhauser comorbidity readmission index score,† median (IQR) | 29 (16–31) | 21 (11–38) | 0.51 |
| Fever 24 hours prior to discharge | 3 (15.0) | 3 (5.5) | 0.18 |
| Supplemental oxygen 24 hours prior to discharge | 4 (20.0) | 11 (20.0) | 1.00 |
| Discharge on supplemental oxygen | 1 (5.0) | 7 (12.7) | 0.67 |
| Follow-up arranged within 7 days from discharge‡ | 9 (69.2) | 17 (53.1) | 0.51 |
⁎
Race/ethnicity data were not available for two patients (one in each group).
†
Comorbidity data were not available for one patient in the nonpreventable group.
‡
Follow-up arrangement was determined only for the patients discharged to home (with or without services).ED, emergency department;IQR, interquartile range.