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. Author manuscript; available in PMC: 2020 Oct 19.
Published in final edited form as: Lancet. 2019 Sep 12;394(10207):1437–1449. doi: 10.1016/S0140-6736(19)31793-3

Table 3.

Safety summary – Number and percent of participants experiencing AEs

Study arm and period Number of participants* Any adverse event Organ system Treated Grade AE1
Gastrointestinal2 General3 Respiratory Skin Other4 1 2 3
Year 1
 Peanut-0 60 57 (95%) 52
(87%)
11
(18%)
27 (45%) 34
(57%)
5
(8%)
50 (83%) 53 (88%) 42 (70%) 1
(2%)
 Peanut-300 35 32 (91%) 29
(83%)
9
(26%)
18 (51%) 17
(49%)
2
(6%)
28 (80%) 30 (86%) 23 (66%) 0
 Placebo 25 16 (64%) 12
(48%)
1
(4%)
6
(24%)
10
(40%)
1
(4%)
11 (44%) 13 (52%) 11 (44%) 1
(4%)
Year 2
 Peanut-0 55 40 (73%) 35
(64%)
15
(27%)
21 (38%) 25
(45%)
2
(4%)
35 (64%) 34 (62%) 29 (53%) 3
(5%)
 Peanut-300 31 20 (65%) 15
(48%)
5
(16%)
9
(29%)
11
(35%)
2
(6%)
18 (58%) 16 (52%) 13 (42%) 1
(3%)
 Placebo 23 6
(26%)
5
(22%)
1
(3%)
3
(13%)
2
(9%)
0 3
(13%)
6 (26%) 2
(9%)
0
Year 3
 Peanut-0 51 1
(2%)
1
(2%)
0 0 0 0 0 1
(2%)
0 0
 Peanut-300 30 6
(20%)
4
(13%)
0 3
(10%)
2
(7%)
0 6
(20%)
4 (13%) 6 (20%) 0
 Placebo 20 1
(5%)
1
(5%)
0 1
(5%)
0 0 0 1
(5%)
0 0
*

Number of subjects with at least 1 AE during the year out of the number of subjects with doses during that year. Peanut-0 = oral immunotherapy with discontinuation arm; Peanut-300 = oral immunotherapy with peanut continuation arm (300 mg).

1

CTCAE v.4·03 grade where 1, 2, 3 is grade 1, 2, and 3, respectively.

2

Gastrointestinal includes itchy oropharynx.

3

General indicates skin reactions at injection site.

4

Other indicates anxiety or eye reactions.