Reiniging en desinfectie van ruimten Module 1b Risk-of-bias-tabel

Author, year

Selection of participants

Was selection of exposed and non-exposed cohorts drawn from the same population?

Exposure

Can we be confident in the assessment of exposure?

Outcome of interest

Can we be confident that the outcome of interest was not present at start of study?

Confounding-assessment

Can we be confident in the assessment of confounding factors?

Confounding-analysis

Did the study match exposed and unexposed for all variables that are associated with the outcome of interest or did the statistical analysis adjust for these confounding variables?

Assessment of outcome

Can we be confident in the assessment of outcome?

Follow up

Was the follow up of cohorts adequate? In particular, was outcome data complete or imputed?

Co-interventions

Were co-interventions similar between groups?

Overall Risk of bias
  Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Definitely yes, probably yes, probably no, definitely no Low, some concerns, high
Diab-Elschahawi (2010)

Definitely yes

Reason: similar test areas were used for intervention and control.

Definitely yes

Reason: Micro­organisms were applied similar on all test areas.

Definitely yes

Reason: similar quantities of microorganism were applied on test areas.

Definitely yes

Reason: wiping was performed similar in all experiments.

Not applicable

Definitely yes

Reason: quantative outcome measures were used.

Not applicable Not applicable Low
Hron (2019)

Definitely yes

Reason: similar test areas were used for intervention and control.

Definitely yes

Reason: Micro­organisms and hydrophobic residue were applied similar on all test areas.

Definitely yes

Reason: similar quantities of microorganism and hydrophobic residue were applied on test areas.

Definitely yes

Reason: wiping was performed similar in all experiments.

Not applicable

Definitely yes

Reason: quantative outcome measures were used.

Not applicable Not applicable Low
Trajtman (2015)

Definitely yes

Reason: similar test areas were used for intervention and control.

Definitely yes

Reason: Microorganisms were applied similar on all test areas.

Definitely yes

Reason: similar quantities of microorganism were applied on test areas.

Definitely yes

Reason: wiping was performed similar in all experiments.

Not applicable

Definitely yes

Reason: quantative outcome measures were used.

Not applicable Not applicable Low
Wiemken (2014)

Definitely yes

Reason: similar test areas were used for intervention and control.

Definitely yes

Reason: Microorganisms were applied similar on all test areas.

Definitely yes

Reason: similar quantities of microorganism were applied on test areas.

Definitely yes

Reason: wiping was performed similar in all experiments.

Not applicable

Definitely yes

Reason: quantative outcome measures were used.

Not applicable Not applicable Low
Wren (2008)

Definitely yes

Reason: similar test areas were used for intervention and control.

Definitely yes

Reason: Microorganisms were applied similar on all test areas.

Definitely yes

Reason: similar quantities of microorganism were applied on test areas.

Definitely yes

Reason: wiping was performed similar in all experiments.

Not applicable

Definitely yes

Reason: quantative outcome measures were used.

Not applicable Not applicable Low