Baseline characteristics, for the whole group and for those with a serious infection.
| Children without serious infection (n = 3950) | Children with serious infection (n = 31) | |
|---|---|---|
| Age in years (SD; range) | 5.0 (4.2; 0.02–16.9) | 2.2 (2.7; 0.06–14.1) |
| Sex, male (%) | 2108 (53.7) | 24 (74.2) |
| Illness duration, hours (SD; range) | 44.2 (28.6; 0–120) | 45.7 (35.0; 3–120) |
| Included by GP (n = 3407) | 3394 | 13 |
| Paediatrician in ambulatory care (n = 438) | 433 | 5 |
| Paediatrician at emergency department (n = 136) | 123 | 13 |
| Chronic condition present, n (%) | 269 (7.7) | 6 (19.4) |
| Body temperature ≥38°C, n (%) | 1761 (54.2) | 24 (77.4) |
| Working hypothesis | ||
| Upper respiratory infection | 2076 | 7 |
| Viral infection | 876 | 4 |
| Viral gastroenteritis | 629 | 3 |
| Other | 209 | 2 |
| Pneumonia | 46 | 7 |
| Pyelonephritis | 47 | 1 |
| Bronchiolitis | 15 | 0 |
| Bacterial gastroenteritis | 6 | 0 |
| Sepsis/meningitis | 3 | 5 |
| Cellulitis | 1 | 2 |
| No illness present | 2 | 0 |
| Definite diagnosis | ||
| Pneumonia | 0 | 16 |
| Sepsis/meningitis | 0 | 9 |
| Pyelonephritis | 0 | 5 |
| Cellulitis | 0 | 1 |
| Non-serious infection | 3950 | 0 |