TABLE 3.
Estimated Odds Ratios for Random Effects Multinomial Logistic Regression Model of Readmissions in 6 Months, by Patient-Level Factorsa
| Patient-Level Factors | Logit 1 |
Logit 2 |
||||||
|---|---|---|---|---|---|---|---|---|
| One Readmission vs. No Readmissions |
Two or More Readmissions vs. No Readmissions |
|||||||
| AOR | 95% CI | p | AOR | 95% CI | p | |||
| Age, y | ||||||||
| 6–11 (referent) | 1.00 | 1.00 | ||||||
| 12–17 | 1.07 | .87 | 1.31 | .55 | 1.20 | 0.90 | 1.60 | .22 |
| Sex | ||||||||
| Female (referent) | 1.00 | 1.00 | ||||||
| Male | 0.87 | .74 | 1.01 | .06 | 0.86 | 0.69 | 1.05 | .14 |
| Race/ethnicity | ||||||||
| Non-Hispanic white (referent) | 1.00 | 1.00 | ||||||
| Non-Hispanic black | 1.01 | .83 | 1.23 | .94 | 0.94 | 0.72 | 1.23 | .66 |
| Hispanic | 1.11 | .91 | 1.35 | .32 | 0.90 | 0.68 | 1.18 | .43 |
| Otherb | 0.98 | .75 | 1.29 | .89 | 0.90 | 0.63 | 1.30 | .58 |
| Medicaid eligibility | ||||||||
| Poverty (referent) | 1.00 | 1.00 | ||||||
| Disability | 1.26 | 1.03 | 1.53 | .02 | 1.63 | 1.23 | 2.15 | <.001 |
| Foster care | 1.33 | 1.10 | 1.60 | .004 | 1.85 | 1.43 | 2.40 | <.0001 |
| Primary diagnosis | ||||||||
| Depressive disorder (referent) | 1.00 | 1.00 | ||||||
| Bipolar disorder | 1.06 | .88 | 1.27 | .53 | 0.92 | 0.72 | 1.18 | .51 |
| Other mood disorderc | 0.92 | .75 | 1.13 | .41 | 0.75 | 0.57 | 1.00 | .05 |
| Any substance use | ||||||||
| Present | 1.61 | 1.02 | 2.53 | .04 | 0.93 | 0.43 | 1.99 | .85 |
| Absent (referent) | 1.00 | 1.00 | ||||||
| Psychiatric comorbidity | ||||||||
| 0 (referent) | 1.00 | 1.00 | ||||||
| 1 | 2.45 | 1.85 | 3.25 | <.0001 | 4.73 | 2.60 | 8.61 | <.0001 |
| ≥2 | 4.50 | 3.36 | 6.03 | <.0001 | 22.59 | 12.59 | 40.54 | <.0001 |
| Any chronic medical conditiond | ||||||||
| Present | 1.42 | 1.20 | 1.69 | <.0001 | 1.32 | 1.05 | 1.68 | .02 |
| Absent (referent) | 1.00 | 1.00 | ||||||
| Prior psychiatric hospitalization | ||||||||
| Present | 1.60 | 1.31 | 1.96 | <.0001 | 2.02 | 1.58 | 2.59 | <.0001 |
| Absent (referent) | 1.00 | 1.00 | ||||||
| Prior psychiatric outpatient visits | ||||||||
| Present | 0.67 | .53 | 0.84 | <.001 | 0.41 | 0.30 | 0.57 | <.0001 |
| Absent (referent) | 1.00 | 1.00 | ||||||
| Interaction between mental health outpatient follow-up in 7 days and length of stay | ||||||||
| Follow-up vs. no follow-up with short length of stay | 1.60 | 1.31 | 1.95 | <.0001 | 1.44 | 1.08 | 1.91 | .01 |
| Follow-up vs. no follow-up with long length of stay | 1.11 | .86 | 1.44 | .43 | 1.19 | 0.84 | 1.68 | .34 |
| Long length of stay vs. short length of stay with follow-up | 1.45 | 1.19 | 1.77 | <.001 | 1.70 | 1.31 | 2.20 | <.0001 |
| Long length of stay vs. short length of stay without follow-up | 2.08 | 1.61 | 2.68 | <.0001 | 2.06 | 1.44 | 2.95 | <.0001 |
Note: Overall model = χ2 = 851.52, df = 72, p < .001. Base referent category for the dependent variable is no readmission in 6 months. Vs = versus.
a
Multinomial logistic regression for adjusted odds ratios (AORs) included all patient-, hospital-, and community-level factors presented in Tables 3 to 5.
b
Includes Asian, Native American, and multiple race.
c
Includes mood disorder not otherwise specified.
d
Includes diabetes, seizures, asthma, sickle cell anemia, cerebral palsy, congenital heart disease, cancer, major organ disease, congenital anomaly, HIV, autoimmune disease, and immunocompromised disease.