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Table 2 Quality assessment

From: Respiratory rehabilitation after acute exacerbation of COPD may reduce risk for readmission and mortality – a systematic review

Study Prognostically homogenous study population Concealment of random allocation Prestratification on prognostically relevant variables Description of randomisation procedure Registration of loss to follow-up Registration of co-interventions for each group Blinding of outcome assessors Check success of blinding
Behnke [19, 20] +/- - - - + +/- - -
Kirsten 1998 [22] +/- - - - + +/- - -
Man 2004 [24] +/- + + +/- + - - -
Murphy 2005 [21] +/- + - - + - - -
Nava 1998 [23] +/- - - +/- + - - -
Troosters [25, 26] +/- + - - + - - -
  1. +: Fulfilled; +/-: Partially fulfilled; -: Not fulfilled or no information provided