1999
DOI: 10.1016/s0197-2456(99)00026-4
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Assessing the Quality of Randomized Trials

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Cited by 572 publications
(337 citation statements)
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“…50 The use of this scale is explicitly discouraged by Cochrane. 51 As well as suffering from the generic problems of scales, it has a strong emphasis on reporting rather than conduct, and does not cover one of the most important potential biases in randomized trials, namely allocation concealment.…”
Section: Quality Assessmentmentioning
confidence: 99%
See 1 more Smart Citation
“…50 The use of this scale is explicitly discouraged by Cochrane. 51 As well as suffering from the generic problems of scales, it has a strong emphasis on reporting rather than conduct, and does not cover one of the most important potential biases in randomized trials, namely allocation concealment.…”
Section: Quality Assessmentmentioning
confidence: 99%
“…The Jadad Scale assigns up to two points out of a possible 5 score for blinding procedures. 50 Although all the studies included in the analysis are open label, reducing the maximum score to 3 points, four studies received scores higher than 3. 5,10,31,49 .…”
Section: Quality Assessmentmentioning
confidence: 99%
“…A Escala de Jadad (Jadad et al, 1996), originalmente criada para avaliar estudos no âmbito da "dor", é uma escala devidamente validada (Clark et al, 1999) e baseia-se apenas em três critérios pontuáveis (até cinco pontos): um ponto para a referência ao desenho de estudo como aleatório, um para a indicação de estudo duplamente cego, e outro ponto para a descrição das desistências do estudo. O estudo pode ainda pontuar, se o procedimento for devidamente descrito ou considerado adequado.…”
Section: Jadad Scale and Allocation Concealment For Quality Assessmenunclassified
“…Os estudos incluídos na amostra foram avaliados quanto ao rigor metodológico, por meio da aplicação de uma escala para verificação da qualidade metodológica, sendo atribuídos pontos que vão de 0 a 5. Valores = 3 são considerados de qualidade pobre (9) . A Figura 1 apresenta o percurso metodológico seguido para seleção dos estudos incluídos na amostra.…”
Section: Introductionunclassified