Table 4.
Unadjusted | Adjusted for patient characteristics | Adjusted for hospital and patient characteristics | |
---|---|---|---|
OR (95% CI) | OR (95% CI) | OR (95% CI) | |
30-Day readmission | |||
Staffing | 1.10** (1.04–1.17) | 1.08** (1.02–1.15) | 1.08* (1.02–1.15) |
Work environment | 0.84** (0.74–0.95) | 0.86* (0.76–0.98) | 0.88* (0.77–0.99) |
10-Day readmission | |||
Staffing | 1.12* (1.03–1.22) | 1.10* (1.01–1.20) | 1.12* (1.02–1.23) |
Work environment | 0.83* (0.69–0.99) | 0.86 (0.71–1.13) | 0.86 (0.71–1.04) |
Nurse staffing indicates a ratio of the number of patients to the number of registered nurses. Patient characteristics include: age, sex, comorbidities, type of surgery, number of procedures. Hospital characteristics include: hospital size, teaching status, technology status. All of the models account for clustering of patients within hospitals.
*P < 0.05; **P < 0.01.