Clinical pregnancy rate · Patients with clinical pregnancy rate
Embryo culture with low oxygen concentration probably leads to higher clinical pregnancy rate compared with embryo culture with atmospheric oxygen concentration (moderate certainty).
1 finding from 1 review
Multiple pregnancy rate · Patients with multiple pregnancy rate
Embryo culture with low oxygen concentration showed no clear difference in multiple‐pregnancy rate compared with embryo culture with atmospheric oxygen concentration (low certainty).
1 finding from 1 review
Miscarriage · patients with miscarriage rate
Embryo culture with low oxygen concentration showed no clear difference in miscarriage rate compared with embryo culture with atmospheric oxygen concentration (low certainty).
1 finding from 1 review
Congenital abnormalities · patients with congenital abnormalities
It is very uncertain whether embryo culture with low oxygen concentration changes congenital abnormalities compared with embryo culture with atmospheric oxygen concentration (very low certainty).
1 finding from 1 review
Intervention not reported
Breathlessness ‐ subgroup analysis ‐ studies using short‐burst oxygen Lower score indicates improvement in breathlessness · patients with chronic obstructive pulmonary disease who do not qualify for home oxygen therapy
1 finding from 1 review
Intervention not reported
Breathlessness ‐ subgroup analysis ‐ studies not using short‐burst oxygen Lower score indicates improvement in breathlessness · patients with chronic obstructive pulmonary disease who do not qualify for home oxygen therapy
1 finding from 1 review
All‐cause mortality · People undergoing radiation therapy for head and neck cancer
Hyperbaric oxygen leads to lower mortality compared with air breathing to enhance the effectiveness of radiotherapy (high certainty).
1 finding from 1 review
Metastasis · People undergoing radiotherapy for uterine cervical cancer
Hyperbaric oxygen showed no clear difference in metastasis compared with air breathing (high certainty).
1 finding from 1 review
Quality of life ‐ not reported · People undergoing radiotherapy for uterine cervical cancer
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Adverse effects · People undergoing radiotherapy for uterine cervical cancer
Hyperbaric oxygen leads to higher adverse effects compared with air breathing (high certainty).
1 finding from 1 review
Mortality with urinary bladder cancer · People with any one of a mixed group of cancers
Hyperbaric oxygen showed no clear difference in mortality with urinary bladder cancer compared with air breathing (high certainty).
1 finding from 1 review
Failure of local tumour control ‐ not reported · People with any one of a mixed group of cancers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Local recurrence · People with any one of a mixed group of cancers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Metastases with urinary bladder cancer · People with any one of a mixed group of cancers
Hyperbaric oxygen showed no clear difference in metastases with urinary bladder cancer compared with air breathing (moderate certainty).
1 finding from 1 review
Quality of life ‐ not reported · People with any one of a mixed group of cancers
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Adverse effects · People with any one of a mixed group of cancers
Hyperbaric oxygen leads to higher adverse effects compared with air breathing (high certainty).
1 finding from 1 review
Failure of local tumour control ‐ not reported · People undergoing radiation therapy for head and neck cancer
Hyperbaric oxygen probably leads to lower failure of local tumour control (local control) compared with air breathing to enhance the effectiveness of radiotherapy (moderate certainty).
1 finding from 1 review
Local recurrence · People undergoing radiation therapy for head and neck cancer
Hyperbaric oxygen leads to lower local recurrence (recurrence ) compared with air breathing to enhance the effectiveness of radiotherapy (high certainty).
1 finding from 1 review
Metastasis · People undergoing radiation therapy for head and neck cancer
Hyperbaric oxygen showed no clear difference in metastasis compared with air breathing to enhance the effectiveness of radiotherapy (moderate certainty).
1 finding from 1 review
Quality of life ‐ not reported · People undergoing radiation therapy for head and neck cancer
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found