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Table 3 Risk of bias in individual studies

From: The efficacy of recombinant human soluble thrombomodulin (rhsTM) treatment for acute exacerbation of idiopathic pulmonary fibrosis: a systematic review and meta-analysis

study

confounding

selection of participants

classification of intervention

deviations from intended interventions

missing data

measurement of outcomes

selection of the reported result

overall risk of bias

Sakamoto2018 [32]

Serious

Low

Low

Low

Low

Low

Low

Serious

Hayakawa 2016 [36]

Serious

Low

Low

Low

Low

Moderate

Moderate

Serious

Tsushima 2014 [37]

Serious

Moderate

Low

Low

Low

Low

Low

Serious

Kataoka 2015 [38]

Low

Low

Low

Low

Low

Low

Low

Low

  1. Text in bold indicates serious risk of bias