Table 1.

Mast cells number and microvessel area in foetal and adult thymus and in thymoma

	Mast cells (number/field)	Microvessels (area%)
Foetal thymus	2.2 ± 0.6*	4.0 ± 0.6
Adult thymus	4.2 ± 1.1*	3.9 ± 0.7
Thymoma	9.7 ± 2.3	3.3 ± 0.6

^*P < 0.05 vs. Thymoma group (One-way anova + Bonferroni’s test)