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Table 1 Risk of Bias - Cancer

From: Palliative care referral criteria and outcomes in cancer and heart failure: a systematic review of literature

Bias Category

Individual Study

 

Sanders 2010

Grudzen 2010

Temel 2010

Glare 2011.

Glare, 2013

Hui 2014

Bakitas 2015

Rocque 2015

Hui 2016

Adelson 2017

Molin, 2019

Brinkman- Stoppe

lenburg 2019

Hui 2020

Caraceni 2020

Gemmel 2020

Hansen 2020

Study Design

M

M

L

M

M

L

L

M

L

M

M

M

H

M

M

M

Selection of

non-exposed cohort

M

H

L

M

L

L

L

M

L

H

L

M

M

M

M

M

Bias due to confounding

H

H

L

M

M

L

L

M

L

H

M

M

M

M

M

M

Bias in classification

of intervention

M

M

L

L

L

L

L

M

L

M

L

L

M

M

M

M

Bias due to deviations from intended

intervention

L

M

L

M

M

M

M

H

NA

M

M

M

M

L

L

NS

Bias due to

missing data

M

M

M

M

NS

M

M

M

L

M

NS

NS

NS

M

NS

NS

Bias in

measurement of outcomes

M

H

M

M

M

L

L

M

NA

M

L

M

L

M

M

M

Bias in selection of the reported

result

M

M

L

L

L

L

L

M

L

M

M

L

L

M

M

M

  1. LLow risk of bias; M medium risk of bias; NS not specified or applicable
  2. Studies shown by author