Putative invasive pulmonary aspergillosis in critically ill patients with chronic obstructive pulmonary disease: a matched cohort study

Table 3 Bacteria-associated colonization or infection before or during PIPA

	All patients	PIPA	No PIPA	p Value^a
	(n = 150)	(n = 50)	(n = 100)	p Value^a
Positive airways culture, n (%)	91 (61)	30 (60)	61 (61)	0.725
Gram-negative bacteria, n (%)
Respiratory^b	14 (9)	1 (2)	13 (13)	0.054
Enterobacteria	35 (23)	9 (18)	26 (26)	0.236
Non-fermenting bacteria^c	51 (34)	20 (40)	31 (31)	0.331
Pseudomonas spp.	38 (25)	14 (28)	24 (24)	0.670
Gram-positive bacteria, n (%)
Staphylococcus aureus	21 (14)	10 (20)	11 (11)	0.160
Other cocci^d	21 (14)	5 (10)	16 (16)	0.290

PIPA putative invasive pulmonary aspergillosis
^a p < 0.05 was considered statistically significant
^b Haemophilus influenzae and Moraxella catarrhalis
^c Pseudomonas spp., Acinetobacter spp., Stenotrophomonas spp., Burkholderia spp.
^d Streptococcus pneumoniae, Enterococcus spp.

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