Table 2.

Comparison of bacterial isolation rate according to the demographic data.

	Nasal Polyp		Atopy		Asthma		Current Smoker
	Yes	No	Yes	No	Yes	No	Yes	No
No. of patients	376	134	51	459	33	477	87	423
Isolation rate, %	73.9	82.8	66.7	77.3	72.7	76.5	75.9	76.4
p-value	0.038		0.089		0.625		0.921