Characteristic Medical History p-value2
Overall, N = 2921 COVID-19 with respiratory symptoms, N = 1111 Non-specific signs and symptoms attributed to COVID-19, N = 581 MIS-C, N = 981 Screening and/or symptoms not attributed to COVID-19, N = 251
No past medical history 156/292 (53%) 44/111 (40%) 37/58 (64%) 63/98 (64%) 12/25 (48%) 0.001
Asthma 20/286 (7.0%) 10/107 (9.3%) 2/57 (3.5%) 7/98 (7.1%) 1/24 (4.2%) 0.6
Other Lung Disease 11/284 (3.9%) 11/107 (10%) 0/57 (0%) 0/98 (0%) 0/22 (0%) <0.001
Diabetes Mellitus 3/288 (1.0%) 1/108 (0.9%) 1/58 (1.7%) 1/98 (1.0%) 0/24 (0%) >0.9
Immunodeficiency 13/283 (4.6%) 8/105 (7.6%) 1/57 (1.8%) 1/98 (1.0%) 3/23 (13%) 0.015
Congenital Heart Disease 10/287 (3.5%) 10/108 (9.3%) 0/58 (0%) 0/97 (0%) 0/24 (0%) <0.001
Abnormal Pulmonary Function Test 1/277 (0.4%) 1/101 (1.0%) 0/56 (0%) 0/98 (0%) 0/22 (0%) >0.9
Abnormal (cognitive) development 25/274 (9.1%) 16/106 (15%) 3/51 (5.9%) 3/96 (3.1%) 3/21 (14%) 0.012
Other 60/288 (21%) 21/110 (19%) 10/56 (18%) 25/98 (26%) 4/24 (17%) 0.6

1 n/N (%)

2 Fisher's exact test