Clinical Characteristic | Exponentiated estimate | 95% CI | p value |
---|---|---|---|
Intercept | 5908.22 | 2704.85 – 12,905.39 | <.0001 |
Length of stay | 1.03 | 1.02–1.05 | <.0001 |
Respiratory depression | 1.05 | 0.91–1.21 | .505 |
Length of stay* Respiratory depression | 1.01 | 0.99–1.04 | .239 |
Open Surgery (vs laparoscopic) | 0.88 | 0.77–1.01 | .067 |
Length of surgery (hr) | Â | Â | <.0001 |
  ≥ 2 - < 4 vs. < 2 | 1.34 | 1.24–1.46 |  |
  > 4 vs. < 2 | 1.89 | 1.69–2.12 |  |
BMI | Â | Â | .0011 |
  < 20 | 0.77 | 0.58–1.02 |  |
  ≥ 20 - < 25 | – | – | – |
  ≥ 25 - < 30 | 0.90 | 0.80–1.00 |  |
  ≥ 30 - < 35 | 1.01 | 0.90–1.14 |  |
  ≥ 35 | 1.12 | 0.98–1.27 |  |
Procedure | Â | Â | <.0001 |
 Bone and joint | 1.22 | 0.94–1.59 |  |
 Gastrointestinal | 1.01 | 0.78–1.31 |  |
 Hepatobiliary | 1.30 | 0.94–1.80 |  |
 Nervous system, skull and spine | 1.62 | 1.26–2.09 |  |
 Obstetric and gynecological | 1.06 | 0.80–1.41 |  |
 Renal and urinary tract | 1.93 | 0.97–3.87 |  |
 Respiratory tract | 0.98 | 0.47–2.02 |  |
 Therapeutic procedures and supportive care | – | – | – |
 Other | 1.36 | 0.89–2.09 |  |
 Medicala | 0.42 | 0.33–0.54 | <.001 |