Primary Otomycosis in the Indian Subcontinent: Predisposing Factors, Microbiology, and Classification

Table 2

Fungi-bacteria association in study (otomycosis) and control groups.

Fungal isolates	Study group (𝑛=100)		Control group (𝑛=50)		Study group (𝑛=100)	Control group (𝑛=50)
	Number of cases positive for fungi (%)	Number of cases positive for bacteria (%)	Number of cases positive for fungi (%)	Number of cases positive for bacteria (%)	Associated bacterial isolates, number (%)
A. niger complex	38 (38)	25 (66)	11 (22)	5 (13.2)	S. aureus 12 (31.5); Proteus 3 (7.9); P. aeruginosa 7 (18.4); Klebsiella 3 (7.9)	S. aureus 1 (9.1); S. epidermidis 4 (36.4)
A. fumigatus complex	27 (27)	17 (63)	2 (4)	1 (3.7)	S. aureus 4 (14.8); Proteus 3 (11.1); P. aeruginosa 8 (29.6); Klebsiella 3 (11.1)	Corynebacteria 1 (50)
A. flavus complex	15 (15)	9 (60)	2 (4)	0 (0)	S. aureus 7 (14.8); Proteus 1 (3.7); P. aeruginosa 1 (3.7)	0 (0)
Penicillium spp.	8 (8)	2 (25)	2 (4)	0 (0)	S. aureus 2 (25)	0 (0)
C. albicans	4 (4)	3 (75)	3 (6)	0 (0)	S. aureus 1 (25); P. aeruginosa 2 (50)	0 (0)
Rhizopus spp.	1 (1)	1 (100)	1 (2)	0 (0)	S. aureus 1 (100)	0 (0)
Chrysosporium	1 (1)	1 (100)	0 (0)	0 (0)	S. aureus 1 (100)	0 (0)
Mixed fungal infections	6 (6)	5 (83)	0 (0)	0 (0)	S. aureus 3 (50); P. aeruginosa 2 (38.3)	0 (0)
Total	100 (100)	63 (63)	21 (42)	6 (12)