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Table 2 Quality assessment by the Cochrane Collaboration’s tool

From: Effects of camelina oil supplementation on lipid profile and glycemic control: a systematic review and dose‒response meta-analysis of randomized clinical trials

Study

Random Sequence Generation

Allocation concealment

Blinding of participants personnel

Blinding of outcome assessors

Incomplete outcome data

Selective outcome reporting

Other sources of bias

Karvonen et al. 2002 [10]

+

+

+

+

?

?

+

Schwab et al. 2018 [12]

+

+

+

+

+

+

+

Musazadeh et al. 2021 [7]

+

+

+

+

+

?

+

Dobrzyńska et al. 2021 [9]

+

+

+

+

+

?

+

Lankinen et al. 2021 [11]

+

+

+

+

+

Musazadeh et al. 2022 [6]

+

+

+

+

+

+

+

Bellien et al. 2022 [8]

+

+

+

+

+

+

+

  1. Legend: + = Low risk of bias, − = High risk of bias,? = Unclear risk of bias