Choice of Moisturiser for Eczema Treatment (COMET): study protocol for a randomized controlled trial

Table 1 Type, timing and means of data collected about participants in COMET study

Data collected	Frequency and timing of data collection
	Baseline	Months 1–3			End of study
	Baseline	Daily	Weekly	Monthly	End of study
Medical history	R
Eczema Area and Severity Index	R
Six Area, Six Sign Atopic Dermatitis severity score	R
Three Item Severity score	R
Skin corneometry	R
Study emollient use		P
Other emollient or bath additive use		P
Topical corticosteroid or calcineurin inhibitor use		P
Patient-Orientated Eczema Measure	GP, PN or R		P
Health care consultation attendance			P
Eczema-related costs (out-of-pocket expenditure by parent)			P
Time off work and nursery or day care due to eczema			P
Dermatitis Family Impact	R			P
Patient Global Assessment	R			P
Quality of life	R			P
Review of electronic medical record					GP or PN

GP, general practitioner; P, parent-completed daily diary; PN, practice nurse; R, research team member

ISSN: 1745-6215