Table 1.

Percentages of IL-10 and MECA positivity for different vascular structures before and after nasal provocation

	IL-10% before provocation median (range)	IL-10% after provocation median (range)	MECA% before provocation median (range)	MECA% after provocation median (range)
Sinusoids	90.6 (80–100)	100 (88–100)	0.0 (0–12)	2.0 (0–20)
Vessels	46.7 (17–76)	37.4 (0–54)	57.1 (0–100)	53.9 (25–89)
Capillaries	4.8 (0–50)	5.2 (0–14)	2.2 (0–6)	2.7 (0–25)