Table 1.

Pattern of IgE reactivity to EgEF-1β/δ of 92 patients with cystic echinococcosis divided according to the presence of allergic reactions and 58 control subjects

Serum samples	No. of serum samples	No. testing positive	% of positivity
Patients with cystic echinococcosis
With allergic reactions	42	38	90*
Urticaria	31	29	94§
Anaphylactic shock	11	9	82
Without allergic reactions	56	31	56*§
Controls
Atopic subjects	28	1	4
Healthy subjects	30	1	3

^*§Statistically significant differences by Fisher's exact test: P < 10⁻⁴.