Table 2 Clinical phenotypes of COVID-19 based on age group
From: Risk factors for disease severity among children with Covid-19: a clinical prediction model
Total (n = 1,717) | 0 to 5 years old (n = 1,153) | 6 to 12 years old (n = 564) | p-value | Odds ratio (95% CI)a | |
|---|---|---|---|---|---|
Asymptomatic | 483 (28·1%) | 298 (25·8%) | 185 (32·8%) | 0·003 | 0·71 (0·57 – 0·89) |
Fever with non-specific symptomsb | 381 (22·2%) | 280 (24·3%) | 101 (17·9%) | 0·003 | 1·47 (1·14 – 1·90) |
Upper respiratory tract infection | 670 (39·0%) | 424 (36·7%) | 246 (43·6%) | 0·006 | 0·75 (0·61 – 0·92) |
Croup | 2 (0·1%) | 2 (0·2%) | 0 | 1·0 | - |
Exacerbation of asthma | 8 (0·5%) | 3 (0·3%) | 5 (0·9%) | 0·07 | 0·29 (0·07 – 1·23) |
Lower respiratory tract infection | 64 (3·7%) | 55 (4·8%) | 9 (1·6%) | 0·001 | 3·09 (1·52 – 6·30) |
Febrile seizures | 33 (2·0%) | 29 (2·5%) | 4 (0·7%) | 0·01 | 3·61 (1·26 – 10·33) |
Acute gastroenteritis | 76 (4·4%) | 62 (5·4%) | 14 (2·5%) | 0·006 | 2·23 (1·24 – 4·02) |