Findings

What do systematic reviews say?

7 questions · 7 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 2 · 28.6%Low 2 · 28.6%Moderate 3 · 42.9%High 0 · 0%

First‐attempt success rate · adults undergoing tracheal intubation

Hyperangulated videolaryngoscopy showed no clear difference in successful first attempt compared with direct laryngoscopy (low certainty).

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
RR 1.03 [1, 1.05]
66 studies · 8086 participants
Low

Oesophageal intubation · adults undergoing tracheal intubation

Hyperangulated videolaryngoscopy probably leads to lower oesophageal intubation compared with direct laryngoscopy (moderate certainty).

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
RR 0.39 [0.18, 0.81]
14 studies · 1968 participants
Moderate

Dental trauma · adults undergoing tracheal intubation

It is very uncertain whether hyperangulated videolaryngoscopy changes dental trauma compared with direct laryngoscopy (very low certainty).

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
RR 0.51 [0.16, 1.59]
30 studies · 3497 participants
Very low

Cormack‐Lehane grade · adults undergoing tracheal intubation

Hyperangulated videolaryngoscopy probably leads to lower cormack‐Lehane grade compared with direct laryngoscopy (moderate certainty).

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
RR 0.15 [0.1, 0.24]
54 studies · 6058 participants
Moderate

Duration of tracheal intubation · adults undergoing tracheal intubation

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
no estimate extracted
59 studies · 6644 participants
Very low

Failed intubation · adults undergoing tracheal intubation

Hyperangulated videolaryngoscopy probably leads to lower failed intubation compared with direct laryngoscopy (moderate certainty).

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
RR 0.51 [0.34, 0.76]
63 studies · 7146 participants
Moderate

Hypoxaemia · adults undergoing tracheal intubation

Hyperangulated videolaryngoscopy showed no clear difference in hypoxaemia compared with direct laryngoscopy (low certainty).

1 finding from 1 review

Videolaryngoscopy versus direct laryngoscopy for adults undergoing tracheal intubation 2022 · Cochrane Headline outcomes only
RR 0.49 [0.22, 1.11]
15 studies · 1691 participants
Low