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Diagnosis and Management of Infantile Hemangioma

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Author, Year<br />

Representativeness<br />

<strong>of</strong><br />

exposed cohort<br />

Selection <strong>of</strong><br />

non-exposed<br />

cohort<br />

Ascertainment<br />

<strong>of</strong> exposure<br />

Outcome <strong>of</strong><br />

interest not<br />

present at<br />

start <strong>of</strong><br />

study<br />

Comparability<br />

<strong>of</strong> cohorts<br />

Assessment<br />

<strong>of</strong> outcome<br />

Followup<br />

long<br />

enough<br />

Adequacy <strong>of</strong><br />

follow-up <strong>of</strong><br />

cohorts<br />

Quality<br />

Rating<br />

Nicolai 2005 38<br />

Vlachakis<br />

2004 39<br />

Akyuz 2001 40<br />

Chang 2001 41<br />

Raulin 2001 42<br />

Truly<br />

representative<br />

Truly<br />

representative<br />

Truly<br />

representative<br />

No description <strong>of</strong><br />

the derivation <strong>of</strong><br />

cohort<br />

No description <strong>of</strong><br />

the derivation <strong>of</strong><br />

cohort<br />

Drawn from<br />

same<br />

community<br />

Drawn from<br />

same<br />

community<br />

Drawn from<br />

same<br />

community<br />

Drawn from<br />

same<br />

community<br />

Drawn from<br />

same<br />

community<br />

Secure record Yes Cohorts not<br />

comparable<br />

Secure record Yes Cohorts not<br />

comparable<br />

Self report Yes Subjects lost<br />

to follow up<br />

unlikely to<br />

introduce<br />

bias<br />

Record<br />

linkage<br />

Secure record Yes Controls for age Record<br />

linkage<br />

Secure record Yes Cohorts not<br />

comparable<br />

Secure record Yes Cohorts not<br />

comparable<br />

Independent<br />

blind<br />

assessment<br />

Record<br />

linkage<br />

Yes<br />

Yes<br />

Yes<br />

Yes<br />

Complete<br />

follow-up<br />

Complete<br />

follow-up<br />

Complete<br />

follow-up<br />

Subjects lost<br />

to follow up<br />

unlikely to<br />

introduce<br />

bias<br />

Poor<br />

Fair<br />

Fair<br />

Poor<br />

Poor<br />

Achauer<br />

1997 43<br />

Truly<br />

representative<br />

Drawn from<br />

same<br />

community<br />

Secure record Yes Cohorts not<br />

comparable<br />

Record<br />

linkage<br />

No<br />

Complete<br />

follow-up<br />

Poor<br />

Achauer<br />

1989 44<br />

Selected group<br />

Drawn from<br />

same<br />

community<br />

Secure record Yes Cohorts not<br />

comparable<br />

Record<br />

linkage<br />

Yes<br />

Subjects lost<br />

to follow up<br />

unlikely to<br />

introduce<br />

bias<br />

Poor<br />

Table F-3. Quality assessment <strong>of</strong> studies reporting harms<br />

F-5

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