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Table 1 Baseline characteristics of the study cohort

From: Effects of a 90-min educational intervention for patients with insect venom allergy: a prospective controlled pilot study

  Total Intervention Group Control Group p
n = 55 n = 25 n = 30
Females, n (%) 30 (54.5) 13 (52.0) 17 (56.7) 0.739a
Age (years)     
 Mean ± SD
 Min–max
53.8 ± 12.1
23–77
55.9 ± 13.4
23–77
52 ± 10.8
35–75
0.236b
Disease duration (years)     
 Mean ± SD
 Min–max
5.1 ± 6.1
1–30
5 ± 3.8
1–15
5.3 ± 7.6
1–30
0.326a
Venom involved, n (%)     
 Honeybee
 Wasp
 Honeybee and wasp
7 (12.7)
45 (81.8)
3 (5.5)
2 (8.0)
21 (84.0)
2 (8.0)
5 (16.7)
24 (80.0)
1 (3.3)
0.503c
Severity of reaction, n (%)     
 Mueller grade I
 Mueller grade II
 Mueller grade III
 Mueller grade IV
6 (10.9)
25 (45.5)
20 (36.4)
4 (7.3)
2 (8.0)
11 (44.0)
9 (36.0)
3 (12.0)
4 (13.3)
14 (46.7)
11 (36.7)
1 (3.3)
0.618c
Venom immune therapy status, n (%)     
 Currently ongoing
 Completed
 Intended
 Not intended
45 (81.8)
2 (3.6)
3 (5.5)
5 (9.1)
18 (72.0)
1 (4.0)
3 (12.0)
3 (12.0)
27 (90.0)
1 (3.3)
0 (0)
2 (6.7)
0.205c
Venom immune therapy duration (months)     
 Mean ± SD
 Min–max
27.6 ± 26.1
1–120
33.6 ± 33.6
1–120
23.5 ± 19.4
1–60
0.569a
  1. Differences were tested for significance with a Mann–Whitney-U-Test, b unpaired t-test or c Chi-square test
  2. Max: maximum; min: minimum; n: number; SD: standard deviation