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. 2022 Mar 12;129(1):88–94.e1. doi: 10.1016/j.anai.2022.03.006

Table 4.

Characteristics of Patients in Cohort 3. Characteristics of patients referred for evaluation of symptoms following 1st dose mRNA COVID-19 vaccine are shown. All patients received 2nd dose. Both columns show symptoms and treatment following 1st dose. Details regarding 2nd dose symptoms and treatment are reported in the manuscript.

Characteristics All patients (n = 44) Patients with symptoms after second dose (n = 4)
Age in y, median (range) 45 (24-78) 44 (34-52)
Female sex at birth, n (%) 39 (89) 4 (100)
Race and Ethnicity, n (%)
White
Hispanic or Latino
Black
Asian
American Indian
Multiracial
Other or declined or unknown

22 (50)
6 (14)
1 (2)
10 (23)

1 (2)
4 (9)


1 (25)

2 (50)


1 (25)
Primary language, n (%)
English
Mandarin

43 (98)
1 (2)

4 (100)
Documented allergies in EMR, median (range) 2 (0-11) 6 (5-11)
Comorbidities
Drug allergy
Food allergy
Environmental allergy
Asthma
History of anaphylaxis
Atopic dermatitis
Urticaria/angioedema
Anxiety

25 (57)
16 (36)
27 (61)
22 (50)
8 (18)
8 (18)
5 (11)
24 (55)

4 (100)
3 (75)
4 (100)
4 (100)
3 (75)
2 (50)
1 (25)
4 (100)
Symptoms onset
<30 min (Pfizer 19, Moderna 11)
30-60 min (Pfizer 5, Moderna 4)
1-4 h (Pfizer 2, Moderna 1)
5-12 h (Pfizer 1, Moderna 1)

30 (68)
9 (20)
3 (7)
2 (5)

4 (100)


Symptoms
Cutaneous
Lower respiratory
Cardiovascular
Neurologic
Gastrointestinal
Upper airway
Tongue/throat sensation

31 (70)
10 (23)
5 (11)
15 (34)
6 (14)
3 (7)
15 (34)

4 (100)
2 (50)




3 (75)
Treatment
Antihistamines (H1)
Corticosteroids
Intramuscular epinephrine
ED visit only
Hospitalization

14 (32)
2 (5)
6 (14)
12 (27)
1 (2)

4 (100)

2 (50)
2 (50)
1 (25)

Abbreviations: COVID-19, coronavirus disease 2019; ED, emergency department; EMR, electronic medical record; mRNA, messenger RNA.