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. 2022 Jun 17;9(7):ofac303. doi: 10.1093/ofid/ofac303

Table 1.

Demographical Characteristics and Medical History of Enrolled Participants Among Children and Adults

Characteristic Overall Children Adults
No. 1473 485 988
Status
 Emergency room 134 (9.1) 74 (15.3) 60 (6.1)
 Hospitalized (non-ICU) 380 (25.8) 148 (30.5) 232 (23.5)
 ICU 101 (6.9) 91 (18.8) 10 (1.0)
 Outpatient 858 (58.2) 172 (35.5) 686 (69.4)
Age, y
 Mean (SD) 26.66 (21.34) 3.34 (4.1) 38.11 (16.51)
 Median (IQR) 24.00 (5.00–41.00) 2.00 (0.00–5.00) 34.00 (24.00–49.00)
Categorical age, y
 0–5 383 (26.0) 383 (79.0) 0 (0.0)
 6–11 64 (4.3) 64 (13.2) 0 (0.0)
 12–17 38 (2.6) 38 (7.8) 0 (0.0)
 18–59 868 (58.9) 0 (0.0) 868 (87.9)
 ≥60 120 (8.1) 0 (0.0) 120 (12.1)
Sex
 Female 895 (60.8) 220 (45.4) 675 (68.3)
 Male 578 (39.2) 265 (54.6) 313 (31.7)
Smoking history
 Never smoked 923 (62.7) 361 (74.4) 562 (56.9)
 Passive smoker 168 (11.4) 120 (24.7) 48 (4.9)
 Current smoker 211 (14.3) 2 (0.4) 209 (21.2)
 Former smoker 171 (11.6) 2 (0.4) 169 (17.1)
Coinfection 301 (20.4) 137 (28.2) 164 (16.6)
 Influenza 55 (3.7) 20 (4.1) 35 (3.5)
 Coronavirus 79 (5.4) 18 (3.7) 61 (6.2)
 Parainfluenza virus 49 (3.3) 27 (5.6) 22 (2.2)
 Respiratory syncytial virus 61 (4.1) 35 (7.2) 26 (2.6)
 Adenovirus 44 (3.0) 24 (4.9) 20 (2.0)
Bordetella pertussis 8 (0.5) 7 (1.4) 1 (0.1)
 Metapneumovirus 26 (1.8) 10 (2.1) 16 (1.6)
Mycoplasma pneumoniae 7 (0.5) 3 (0.6) 4 (0.4)
Comorbidities
 Asthma 165 (11.2) 45 (9.3) 120 (12.1)
 Cardiovascular disorders 148 (10.0) 19 (3.9) 129 (13.1)
 Congenital syndromes 92 (6.2) 89 (18.4) 3 (0.3)
Received influenza vaccine 131 (8.9) 40 (8.2) 91 (9.2)
Received pneumonia vaccine 473 (32.1) 332 (68.5) 141 (14.3)
Current medications
 Antibiotics 669 (45.4) 262 (54.0) 407 (41.2)
 Antihistamines 364 (24.7) 89 (18.4) 275 (27.8)
 Antipyretics 386 (26.2) 157 (32.4) 229 (23.2)
 Systemic steroids 303 (20.6) 86 (17.7) 217 (22.0)
Death 29 (2.0) 6 (1.2) 23 (2.3)

Data are presented as No. (%) unless otherwise indicated.

Abbreviations: ICU, intensive care unit; IQR, interquartile range; SD, standard deviation.