Table 1.

Frequency of possible predisposing factors of otitis externa in the population of stray cats used in this study

Variable	Category	Cases (n = 130)	%
Sex
	Male	61	47
	Female	65	50
	Unknown	4	3
Age
	<6 months	10	8
	6 months to 2 years	67	52
	>2 years	36	28
	Unknown	17	13
Body condition score
	1–3	12	9
	4–6	107	82
	7–8	10	8
	Unknown	1	1
Feline immunodeficiency virus
	Yes	13	10
	No	117	90
Feline leukaemia virus
	Yes	6	5
	No	124	95
Nasal discharge
	Yes	10	8
	No	120	92
Ocular discharge
	Yes	13	10
	No	117	90