Measuring the in-hospital costs of Pseudomonas aeruginosa pneumonia: methodology and results from a German teaching hospital

Table 3 Additional burden of community-acquired cases where the infection was not the main diagnosis

Additional costs (in €)	6689.1^***
Additional costs (in €)	[4368.3, 9009.9]
Additional reimbursement (in €)	5354.3^***
Additional reimbursement (in €)	[2152.3, 8556.3]
Additional length of stay (in days)	7.264^***
Additional length of stay (in days)	[3.996, 10.53]
N	262

95% confidence intervals in brackets
^* p < 0.1, ^** p < 0.05, ^*** p < 0.01
Results of multivariate quantile regressions including a case-control variable as well as CCI, sex, age, and age² as fixed effects