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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: Am J Surg. 2017 Apr 5;215(1):23–27. doi: 10.1016/j.amjsurg.2017.03.039

Table 7.

Difference in marginal mean length of stay for patients with CAUTI or POUR based on multivariable negative binomial regression of length of stay.

CAUTI POUR

Yes No Difference Yes No Difference
Length of stay, 7.7 6.0 1.7 6.8 5.9 0.9
days (95% CI) (5.8–9.6) (5.8–6.1) (0–3.5) (6.3–7.3) (5.7–6.0) (0.6–1.2)

Abbreviations: CAUTI, catheter associated urinary tract infection; CI, confidence interval POUR, postoperative urinary retention