Table 3.

Stage of nasal disease over two decades

	1995–2004 (N = 140)	2005–2014 (N = 172)	P
Stage			0.018*
I	7 (5%)	25 (14.5%)
II	45 (32%)	55 (32%)
III	43 (31%)	43 (25%)
IV	35 (25%)	29 (17%)
V	10 (7%)	20 (12%)

^*Pearson’s χ² test.