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 |
Low | Low | Low | Low | Low | Low | Low |