Table 4 Multivariable logistic and linear regression analysis for the effect of annual hospital inflatable PPI caseload on length of hospital stay, ICU admission rates, urinary tract infection rates and wound infection rates.

From: Perioperative outcomes of penile prosthesis implantation in Germany: results from the GRAND study

 

Hospital stay

ICU admission

Urinary tract infection

Surgical wound infection

Volume

Days

Beta

p-value

Events

OR

p-value

Events

OR

p-value

Events

OR

p-value

<20

7.7 ± 5.8

 

33 (0.8%)

 

221 (5.2%)

 

47 (1.1%)

 

≥20

6.9 ± 3.3

−1.4 (−1.7, −1.2)

<0.001

13 (0.5%)

0.78 (0.39, 1.5)

0.5

151 (5.9%)

1.1 (0.84, 1.3)

0.6

23 (0.9%)

0.74 (0.43, 1.3)

0.3

  1. ICU Intensive care unit, OR odds ratio, PPI Penile prosthesis implantation.
  2. All models are adjusted for age, obesity, diabetes, and prior radiation therapy. The bold cells indicate statistically significant p-values. All linear regression models were adjusted for age, obesity, diabetes, and prior pelvic radiation therapy.