Table 4.
Predictors of Readmission Count During the First Year After Lung Transplantation Discharge
| Characteristics | Univariate | Multivariate | ||||
|---|---|---|---|---|---|---|
| IRR a | 95% CI | P | IRR b | 95% CI | P | |
| Time, per month increase | 0.93 | 0.91–0.95 | <.001 | 0.92 | 0.90–0.95 | <.001 |
| Sociodemographic | ||||||
| Gender, male | 0.98 | 0.77–1.25 | .88 | |||
| Age at transplant (years) | 1.00 | 0.99–1.01 | .53 | |||
| Marital status, unmarried | 1.25 | 0.97–1.62 | .09 | 1.19 | 0.94–1.52 | .15 |
| Race, white | 1.01 | 0.65-1.57 | .96 | |||
| Education, < high school | 1.51 | 0.95–2.40 | .08 | 1.28 | 0.87–1.87 | .21 |
| Employment, unemployed | 1.33 | 0.87–2.05 | .19 | |||
| Clinical | ||||||
| Underlying disease, obstructive | 1.26 | 0.99–1.60 | .06 | 1.27 | 0.99–1.63 | .06 |
| Type of transplant, single | 1.17 | 0.86–1.57 | .31 | |||
| Post-op vent days, < 48 hours | 1.07 | 0.82–1.40 | .63 | |||
| Length of stay days, per 1 day increase | 1.00 | 1.00–1.01 | .25 | |||
| Reintubated, yes | 1.44 | 1.13–1.83 | .003 | 1.25 | 0.97–1.61 | .09 |
| Return to ICU, yes | 1.14 | 0.85–1.52 | .39 | |||
| Hospital discharge destination, facility | 1.68 | 1.28–2.21 | <.001 | 1.45 | 1.08–1.94 | .01 |
| Self-Care | ||||||
| Self-care agency (PSCA) c | 0.99 | 0.99–1.00 | .01 | 0.99 | 0.99–1.00 | .03 |
| Caregiver relationship quality (DAS) c | 0.99 | 0.98–1.01 | .46 | |||
| Internal locus of control (HLOC, internality) c | 1.00 | 0.98–1.02 | .94 | |||
a
IRR= unadjusted incidence rate ratio
b
IRR= adjusted incidence rate ratio
c
PSCA= Perceived Self-Care Agency score; DAS= Dyadic Adjustment Scale; HLOC= Health Locus of Control score.