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Table 5 Risk of bias summary for Non-Randomised Controlled Trial Studies

From: The health impact of residential retreats: a systematic review

 

Bias due to confounding

Bias in selection of participants into the study

Bias in classification of interventions

Bias due to deviations from intended interventions

Bias due to missing data

Bias in measurement of outcomes

Bias in selection of the reported result

Al-Hussaini et al., 2001 [9]

Low

Low

Low

Low

Low

Moderate

Low

Khurana & Dhar, 2000 [10]

Low

Low

Low

Low

Low

Moderate

Low

Emavardhana & Tori, 1997 [11]

Low

Low

Low

Low

Low

Moderate

Low

Chandiramani et al., 1995 [12]

Low

Low

Low

Low

Low

Moderate

Low

Garland et al., 2009 [13]; Garland, 2007 [14]; Angen et al., 2002 [15]

Low

Low

Low

Low

Low

Moderate

Low

Ornish et al., 2013 [16]; Ornish et al., 2008 [17]

Low

Low

Low

Low

Low

Low

Low