From: Efficacy of a food supplement Lertal® as an adjuvant therapy of patients with moderate-to-severe seasonal allergic rhinoconjunctivitis
Procedure
1: A–A+L
2: A+C–A+C+L
3: A–A
4: A+C–A+C
Number of participants a
21
19
15
Male/female ratio a
11/10
10/9
8/7
9/6
Average age (years) a
38.6±11.3
37.8±12.6
41.2±12.5
39.5±11.9