Table 5.
Relationship between race and 30-day readmission
| Covariates | Adjusted OR (95% CI) | P value |
|---|---|---|
| Race* | Reference | |
| White | ||
| Asian | 0.95 (0.68, 1.31) | 0.74 |
| Black | 1.39 (1.32, 1.46) | < 0.0001 |
| Hispanic | 1.02 (0.96, 1.09) | 0.50 |
| Other | 0.93 (0.70, 1.22) | 0.59 |
| Age of patient at time of surgery (per 1-year increase) | 0.99 (0.99, 0.99) | < 0.0001 |
| Sex | Reference | |
| Female | ||
| Male | 0.85 (0.81, 0.90) | < 0.0001 |
| BMI (per 1-year increase) | 1.01 (1.00, 1.01) | < 0.0001 |
| GERD (reference: no history in last 30 days) | 1.43 (1.37, 1.50) | < 0.0001 |
| History of MI (reference: no history) | 1.26 (1.09, 1.46) | 0.002 |
| Hypertension requiring medication (reference: none at time of operation) | 1.08 (1.03, 1.13) | 0.003 |
| Hyperlipidemia (reference: none at time of operation) | 1.08 (1.02, 1.14) | 0.008 |
| Dialysis (reference: none at time of operation) | 1.53 (1.15, 2.03) | 0.004 |
| Renal insufficiency (reference: none at time of operation) | 1.49 (1.23, 1.81) | < 0.0001 |
| Diabetes* | Reference | |
| No | ||
| Non-Insulin | 1.07 (1.01, 1.13) | 0.02 |
| Insulin | 1.50 (1.40, 1.61) | < 0.0001 |
| Current smoker within 1 year (reference: non-smoker within 1 year) | 1.06 (0.98, 1.13) | 0.13 |
| History of COPD (reference: no history) | 1.27 (1.12, 1.45) | 0.0003 |
| Oxygen dependent (reference: none at time of operation) | 1.48 (1.24, 1.76) | < 0.0001 |
| Sleep apnea (reference: none at time of operation) | 1.08 (1.03, 1.13) | 0.0009 |
| Steroid/immunosuppressant use (reference: none at time of operation) | 1.16 (1.01, 1.34) | 0.03 |
| Albumin lab value (per one unit increase) | 0.81 (0.77, 0.85) | < 0.0001 |
| Venous stasis (reference: none at time of operation) | 1.06 (0.91, 1.25) | 0.45 |
| Vein thrombosis (reference: none at time of operation) | 1.75 (1.54, 1.98) | < 0.0001 |
| History of PE (reference: no history) | 1.40 (1.21, 1.63) | < 0.0001 |
| First assistant training level* | Reference | |
| None (no assist or scrub tech/RN only) | ||
| Other | 0.91 (0.82, 1.01) | 0.07 |
| Resident (PGY 1–5+) | 1.14 (1.06, 1.23) | 0.0005 |
| Physician assistant/nurse practitioner/registered nurse | 1.05 (0.98, 1.12) | 0.16 |
| Minimally invasive surgery fellow | 1.18 (1.08, 1.28) | 0.0002 |
| Weight loss surgeon | 1.08 (1.01, 1.17) | 0.03 |
| Surgical approach | Reference | |
| Conventional laparoscopic (thoracoscopic) | ||
| Laparoscopic assisted (thoracoscopic assisted) | 0.96 (0.86, 1.07) | 0.43 |
Odds ratios and 95% confidence intervals from modeling respective non-White racial statuses compared with White racial status on 30-day readmission after adjusting for covariates (N = 212,970). (*Denotes a p < 0.0001 for type 3 analysis of effects for variables with multiple categorical levels)