Inadequate oxygenation (SaO₂ < 90% on peripheral oxygen saturation) · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
It is very uncertain whether proSeal changes inadequate oxygenation (SaO₂ < 90% on peripheral oxygen saturation) compared with classic laryngeal mask airway (LMA) (very low certainty).
1 finding from 1 review
Inadequate ventilation ( ETCO₂ > 45 mm Hg) · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
1 finding from 1 review
Time required for effective airway (seconds) · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
1 finding from 1 review
Peak airway pressure during positive pressure ventilation (cm H₂O) · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
1 finding from 1 review
Oropharyngeal leak pressure (seal pressure) (cm H₂O) · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
1 finding from 1 review
Sore throat · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
ProSeal showed no clear difference in sore throat compared with classic laryngeal mask airway (LMA) (low certainty).
1 finding from 1 review
Regurgitation · adult patients (18 years of age and older) for positive pressure ventilation undergoing elective surgery
ProSeal showed no clear difference in regurgitation compared with classic laryngeal mask airway (LMA) (low certainty).
1 finding from 1 review
Viral illness ‐ clinical respiratory illness · general population and healthcare workers
It is very uncertain whether N95 respirators changes viral respiratory illness ‐ clinical respiratory illness compared with medical/surgical masks (very low certainty).
1 finding from 1 review
Viral respiratory illness ‐ influenza‐like illness · general population and healthcare workers
N95 respirators showed no clear difference in viral respiratory illness ‐ influenza‐like illness compared with medical/surgical masks (low certainty).
1 finding from 1 review
Viral respiratory illness ‐ laboratory‐confirmed influenza · general population and healthcare workers
N95 respirators showed no clear difference in viral respiratory illness ‐ laboratory‐confirmed influenza compared with medical/surgical masks (moderate certainty).
1 finding from 1 review
Adverse events · general population and healthcare workers
1 finding from 1 review
Adverse events · adults and children with cystic fibrosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
FEV1 % predicted: absolute change from baseline · adults and children with cystic fibrosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
FVC (% predicted) Change from baseline · adults and children with cystic fibrosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Sputum weight (change from baseline) · adults and children with cystic fibrosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Pulmonary exacerbations · adults and children with cystic fibrosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Quality of life (change from baseline) in SF‐36 score and CRQ score · adults and children with cystic fibrosis
1 finding from 1 review
Personal preference · adults and children with cystic fibrosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Any contamination fluorescent marker · healthcare worker volunteers
It is very uncertain whether personal protective equipment (PPE) types: powered, air‐purifying… changes any contamination: fluorescent marker compared with N95 mask plus gown (very low certainty).
1 finding from 1 review
RR 0.27 [0.17, 0.43]
50 participants
Very low
Compliance with guidance ‐ Noncompliance with donning guidance · healthcare worker volunteers
It is very uncertain whether personal protective equipment (PPE) types: powered, air‐purifying… changes compliance: noncompliance with donning guidance compared with N95 mask plus gown (very low certainty).
1 finding from 1 review
RR 7.5 [1.81, 31.1]
50 participants
Very low