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Table 3 Additional information collected with each phone call

From: Does metformin improve vascular health in children with type 1 diabetes? Protocol for a one year, double blind, randomised, placebo controlled trial

 

0-3 months

3-12 months

Side effects

2 weekly telephone calls

Monthly telephone calls

- hypoglycaemia (number, severity)

- gastrointestinal symptoms (nausea, vomiting, diarrhoea, anorexia)

- rash

- other side effects

Insulin requirements