Table 1

Study schedule

Assessment/procedure	ED presentation Day 1	Day 2	Day 3 and every day until discharge	Day 7–14 after starting antibiotics	3 months after starting antibiotics	1 year after starting antibiotics
Informed consent	X
Demographic information	X
Clinical assessment	X	X	X
Blood culture	X
Skin swab	X
Nasal swab (optional)	X			X	X	X
Stool sample (optional)	X			X	X	X
Photo on parents’ phone	X	X	X
IV antibiotics	X	X	X
Anonymous questionnaire				X
Final review method option 1: RCH clinic (where parents willing)				X
Optional stool for culture and sensitivity				X
Final review method option 2: by telephone (where parents unwilling to attend clinic)				X
Parents to email photo of previously affected area				X