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Table 6 Randomized clinical trials of scleroderma*

From: Lidocaine for systemic sclerosis: a double-blind randomized clinical trial

Database

Search Strategy

Results

RCT related*

Cochrane Library

scleroderma OR (systemic sclerosis) in Title, Abstract or Keywords not (multiple sclerosis) in Title, Abstract or Keywords in Cochrane Central Register of Controlled Trials (05/Sep/2010)

377

242

Embase

scleroderma OR (systemic sclerosis) Limits: Clinical Trial, Randomized Controlled Trial, Clinical Trial, Phase III, Clinical Trial, Phase IV, Controlled Clinical Trial (05/Sep/2010)

423

42

Pubmed

scleroderma OR (systemic sclerosis) Limits: Clinical Trial, Randomized Controlled Trial, Clinical Trial, Phase III, Clinical Trial, Phase IV, Controlled Clinical Trial (05/Sep/2010)

760

115

Lilacs

esclerodermia [Palavras] or (esclerose sistemica) [Palavras] and ( "ENSAIO CLINICO" ) or "ENSAIO CLINICO" or "ENSAIO CLINICO CONTROLADO" or "ENSAIO CLINICO CONTROLADO ALEATORIO" or "ENSAIO CLINICO FASE III" or "ENSAIO CLINICO FASE IV" [Tipo de publicação] (05/Sep/2010)

3

0

Cilnical Trials Register Database

scleroderma OR (systemic sclerosis) (05/Sep/2010)

140

104

Current Controlled Trials Database

scleroderma OR (systemic sclerosis) in ISRCTN Register (International) (05/Sep/2010)

38

17

  1. RCT: Randomized clinical trials; Lilacs: Latin American and Caribbean Health Sciences Literature (Literatura Latino-Americana e do Caribe em Ciências da Saúde); * ECR really related with the theme - this was considered after the assessment of each abstract found and the full text, if necessary.