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Evidence found and GRADE certainty

100 questions · 106 findings · 12 reviews

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No studies found 20 · 18.9%GRADE not reported 5 · 4.7%Very low 43 · 40.6%Low 26 · 24.5%Moderate 8 · 7.5%High 4 · 3.8%

Intervention not reported

Self‐help interventions · Employees who smoke

The intervention showed no clear difference in self‐help interventions (high certainty).

1 finding from 1 review

Intervention not reported

Pharmacological interventions · Employees who smoke

The intervention leads to higher pharmacological interventions (high certainty).

1 finding from 1 review

Intervention not reported

Multiple interventions · Employees who smoke

The intervention probably leads to higher multiple interventions (moderate certainty).

1 finding from 1 review

Intervention not reported

Fatal injuries · employees of the companies with Washington Drug‐Free Workplace (WDFW) Program

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Non‐fatal injuries Change in level · employees of the companies with Washington Drug‐Free Workplace (WDFW) Program
1 finding from 1 review

Intervention not reported

Non‐fatal injuries Change in slope · employees of the companies with Washington Drug‐Free Workplace (WDFW) Program
1 finding from 1 review

Test‐based attendance vs routine isolation after contact with a SARS‐CoV‐2 positive person

Rates of symptomatic PCR‐positive SARS‐CoV‐2 infection (over 13‐week · school staff

It is very uncertain whether test‐based attendance changes rates of symptomatic PCR‐positive SARS‐CoV‐2 infection (over 13‐week compared with routine isolation after contact with a SARS‐CoV‐2‐positive person (very low certainty).

1 finding from 1 review

Test‐based attendance vs routine isolation after contact with a SARS‐CoV‐2 positive person

Confirmed SARS‐CoV‐2 infection · school staff

It is very uncertain whether test‐based attendance changes rates of any PCR‐positive SARS‐CoV‐2 infection (over 13‐week compared with routine isolation after contact with a SARS‐CoV‐2‐positive person (very low certainty).

1 finding from 1 review

Test‐based attendance vs routine isolation after contact with a SARS‐CoV‐2 positive person

COVID‐related absenteeism from work Days absent per 1000 working days (over 13‐week · school staff

Test‐based attendance showed no clear difference in COVID‐related absenteeism from work Days absent per 1000 working… compared with routine isolation after contact with a SARS‐CoV‐2‐positive person (low certainty).

1 finding from 1 review