Table 1

Definition of 'growing pains' – inclusion and exclusion criteria.
Pain factors	Inclusion criteria	Exclusion criteria

Nature of pain	Intermittent Some pain free days and nights	Persistent Increasing intensity
Unilateral or bilateral	Bilateral	Unilateral
Location of pain	Anterior thigh, calf, posterior knee – in muscles	Joint pain
Onset of pain	Late afternoon or evening	Pain still present next morning
Physical examination	Normal	Swelling, erythema, tenderness Local trauma or infection Reduced joint range of motion Limping
Laboratory tests	Normal	Objective findings eg ESR, x-ray, bone scan abnormalities
Limitation of activity	Nil	Reduced physical activity

Evans Journal of Foot and Ankle Research 2008 1:4 doi:10.1186/1757-1146-1-4