Age at presentation | 22 m | 8 y | 8 y | 5 ½ y | 10 y | 5 y | 8 y | 10 y |
Sex | F | F | F | M | F | F | M | F |
Race | White | White | White | White | White | White | Vietnamese | White |
Prodrome | − | Sore throat | − | − | Diarrhoea | Pustules | − | Tonsillitis |
Presenting features | | | | | | | | |
Miserable | + | − | − | − | − | − | − | − |
Rash | + | + | + | + | + | + | + | + |
Joint pain | − | + | + | − | + | + | − | + |
Joint swelling | + | − | + | − | + | + | − | − |
Abdominal pain | − | − | + | + | − | + | + | − |
Vomiting | − | − | − | + | − | + | + | − |
Swollen testicle | − | − | − | + | − | − | − | − |
Haematuria | − | + | + | − | + | − | + | + |
Proteinuria | − | + | + | − | − | + | + | − |
Rectal bleeding | − | + | − | − | + | − | − | + |
Length of presentation | 1 d | 2 d | 2 d | 1 d | 5 d | 4 d | 5 d | 1 d |
Presentation to treatment | 10 d | 14 m | 4 m | 18 m | 5 d | 8 d | 11 d | 1 m |
Dose | 1 mg/kg od | 1.3 mg/kg od | 1 mg/kg od | 1.25 mg/kg od | 0.75 mg/kg bd | 1 mg/kg od | 1 mg/kg od | 0.5 mg/kg bd |
Length of first course | 6 d | 7 d | 4 d | 4 w | 10 d | 7 d | 14 d | 10 d |
Positive response | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Relapse after first course | No | Yes | No | Yes | Yes | Yes | Yes | Yes |
Total duration of treatment | 6 d | 7 d | 4 d | 2 ½ y | 8 m | 5 w | 5 w | 2 y |