Characteristics | Serotype 19A (n=14) | All other serotypes (n=122) | Kruskal-Wallis/Fisher's test, p value |
---|---|---|---|
Median age of patients/years (range) | 2.0 (0.2–5.4) | 4.3 (0.4–15.7) | 0.002 |
Male % (n) | 57% (8) | 56% (68) | 1 |
Median prehospital symptom duration/days (range)* | 7 (3–14) | 6 (1–41) | 0.703 |
Prehospital antibiotics % (n)* | 25% (2) | 39% (33) | 0.706 |
Any comorbidity % (n) | 7% (1) | 7% (8) | 1 |
Surgery as primary drainage procedure % (n) | 43% (6) | 56% (68) | 0.573 |
Any surgical procedure % (n) | 57% (8) | 64% (78) | 0.402 |
Readmission % (n)* | 0% (0) | 5% (6) | 1 |
Complications† % (n) | 36% (5) | 11% (13) | 0.022 |
Intensive care admission % (n)* | 36% (5) | 12% (14) | 0.019 |
Assisted ventilation % (n)* | 36% (5) | 9% (10) | 0.007 |
Extracorporeal membrane oxygenation required | 2 | 0 | – |
Deaths‡ | 1 | 0 | – |
*Indicates data unavailable for some patients; Prehospital symptom duration % non-respondents=0%(19A), 4%(other serotypes); Prehospital antibiotics 50%, 30%; Readmission 14%, 10%; Intensive care admission 14%, 7%; Assisted ventilation 14%, 11%.
†Complications (n): 19A—Pneumothorax (1); bronchopleural fistula (1); lung abscess and lung necrosis (1); haemolytic uraemic syndrome (2); Non-19A—Pneumothorax (7); bronchopleural fistula (3); lung abscess and lung necrosis (1); cellulitis at drain site (1); streptococcal vasculitis (1).
‡The child who died had no significant pre-existing comorbidity.