Findings

What do systematic reviews say?

276 questions · 290 findings · 42 reviews · Headline outcomes only

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No studies found 26 · 9%GRADE not reported 17 · 5.9%Very low 82 · 28.3%Low 92 · 31.7%Moderate 66 · 22.8%High 7 · 2.4%

Routine preoperative medical testing vs selective or no testing

Cost for preoperative testing prior to surgery · people with age‐related cataract

1 finding from 1 review

Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 1005 participants
Moderate

Routine preoperative medical testing vs selective or no testing

Cancellation of cataract surgery prior to surgery · people with age‐related cataract

Routine preoperative medical testing showed no clear difference in cancellation of cataract surgery prior to surgery compared with selective or no testing (high certainty).

1 finding from 1 review

Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
OR 0.97 [0.78, 1.21]
2 studies · 20582 participants
High

Routine preoperative medical testing vs selective or no testing

Clinical management changes (other than cancellation) prior to surgery · people with age‐related cataract

The review found no eligible studies for this question.

1 finding from 1 review

Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Routine preoperative medical testing vs selective or no testing

Quality of life outcomes at any · people with age‐related cataract

The review found no eligible studies for this question.

1 finding from 1 review

Routine preoperative medical testing for cataract surgery 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found

Routine/revealed vs selective/concealed ultrasound

Detection of fetal abnormality before 24 weeks' gestation · Fetal ultrasound assessment before 24 weeks' gestation

Routine/revealed probably leads to higher detection of fetal abnormality before 24 weeks' gestation compared with selective/concealed ultrasound (moderate certainty).

1 finding from 1 review

Ultrasound for fetal assessment in early pregnancy 2015 · Cochrane Headline outcomes only
RR 3.46 [1.67, 7.14]
2 studies · 387 participants
Moderate

Routine/revealed vs selective/concealed ultrasound

Detection of multiple pregnancy by 24 to 26 weeks' gestation (number NOT detected) · Fetal ultrasound assessment before 24 weeks' gestation

Routine/revealed probably leads to lower detection of multiple pregnancy by 24 to 26 weeks' gestation (number… compared with selective/concealed ultrasound (moderate certainty).

1 finding from 1 review

Ultrasound for fetal assessment in early pregnancy 2015 · Cochrane Headline outcomes only
RR 0.07 [0.03, 0.17]
7 studies · 295 participants
Moderate

Routine/revealed vs selective/concealed ultrasound

Induction of labour for post‐maturity · Fetal ultrasound assessment before 24 weeks' gestation

Routine/revealed may leads to lower induction of labour for 'post‐term' pregnancy compared with selective/concealed ultrasound (low certainty).

1 finding from 1 review

Ultrasound for fetal assessment in early pregnancy 2015 · Cochrane Headline outcomes only
RR 0.59 [0.42, 0.83]
8 studies · 25516 participants
Low

Routine/revealed vs selective/concealed ultrasound

Perinatal mortality · Fetal ultrasound assessment before 24 weeks' gestation

Routine/revealed showed no clear difference in perinatal death (all babies) compared with selective/concealed ultrasound (low certainty).

1 finding from 1 review

Ultrasound for fetal assessment in early pregnancy 2015 · Cochrane Headline outcomes only
RR 0.89 [0.7, 1.12]
10 studies · 35735 participants
Low

NB‐UVB vs selective BB‐UVB

Participant‐rated global improvement · people with chronic plaque psoriasis

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

NB‐UVB vs selective BB‐UVB

Percentage of participants reaching PASI 75 · people with chronic plaque psoriasis

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
no estimate extracted
0 studies · 0 participants
GRADE not reported

NB‐UVB vs selective BB‐UVB

Withdrawals due to adverse events · people with chronic plaque psoriasis

NB‐UVB showed no clear difference in withdrawal due to side‐effects compared with selective BB‐UVB (low certainty).

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
RR 3 [0.32, 27.87]
1 study · 100 participants
Low

NB‐UVB vs selective BB‐UVB

Clearance rate · people with chronic plaque psoriasis

NB‐UVB showed no clear difference in clearance rate compared with selective BB‐UVB (low certainty).

1 finding from 1 review

Narrow‐band ultraviolet B phototherapy versus broad‐band ultraviolet B or psoralen‐ultraviolet A photochemotherapy for… 2013 · Cochrane Headline outcomes only
RR 1.4 [0.92, 2.13]
1 study · 100 participants
Low

Early routine ERCP strategy vs early conservative management with or without delayed or selective ERCP strategy

Death Analysis 1.1 · patients with unselected patients with acute gallstone pancreatitis

Early routine ERCP strategy showed no clear difference in all‐cause mortality, ITT analysis compared with early conservative management with or without delayed or selective… (low certainty).

1 finding from 1 review

Early routine endoscopic retrograde cholangiopancreatography strategy versus early conservative management strategy in… 2012 · Cochrane Headline outcomes only
RR 0.74 [0.18, 3.03]
5 studies · 644 participants
Low

Early routine ERCP strategy vs early conservative management with or without delayed or selective ERCP strategy

Local complications defined by the Atlanta Classification (necrosis, abscess, pseudocyst) · patients with unselected patients with acute gallstone pancreatitis

Early routine ERCP strategy showed no clear difference in local complications defined by the Atlanta Classification (necrosis,… compared with early conservative management with or without delayed or selective… (moderate certainty).

1 finding from 1 review

Early routine endoscopic retrograde cholangiopancreatography strategy versus early conservative management strategy in… 2012 · Cochrane Headline outcomes only
RR 0.86 [0.52, 1.43]
4 studies · 517 participants
Moderate

Early routine ERCP strategy vs early conservative management with or without delayed or selective ERCP strategy

Systemic complications defined by the Atlanta Classification (organ failure including shock, pulmonary insufficiency, renal failure, and gastrointestinal bleeding; disseminated intravascular coagulation or severe metabolic disturbances) · patients with unselected patients with acute gallstone pancreatitis

Early routine ERCP strategy showed no clear difference in systemic complications defined by the Atlanta Classification (organ… compared with early conservative management with or without delayed or selective… (moderate certainty).

1 finding from 1 review

Early routine endoscopic retrograde cholangiopancreatography strategy versus early conservative management strategy in… 2012 · Cochrane Headline outcomes only
RR 0.59 [0.31, 1.11]
4 studies · 406 participants
Moderate

Shunting vs no shunting

Death from all causes within 30 days of surgery · patients with symptomatic or asymptomatic carotid disease

Shunting showed no clear difference in death from all causes within 30 days of surgery compared with no shunting (low certainty).

1 finding from 1 review

Routine or selective carotid artery shunting for carotid endarterectomy (and different methods of monitoring in… 2022 · Cochrane Headline outcomes only
OR 0.45 [0.13, 1.59]
3 studies · 655 participants
Low

Shunting vs no shunting

Stroke‐related death within 30 days of surgery (best‐case) · patients with symptomatic or asymptomatic carotid disease

Shunting may leads to lower stroke‐related death within 30 days of surgery (best‐case) compared with no shunting (low certainty).

1 finding from 1 review

Routine or selective carotid artery shunting for carotid endarterectomy (and different methods of monitoring in… 2022 · Cochrane Headline outcomes only
OR 0.13 [0.02, 0.96]
3 studies · 655 participants
Low

Shunting vs no shunting

Stroke‐related death within 30 days of surgery (worst‐case) · patients with symptomatic or asymptomatic carotid disease

Shunting showed no clear difference in stroke‐related death within 30 days of surgery (worst‐case) compared with no shunting (low certainty).

1 finding from 1 review

Routine or selective carotid artery shunting for carotid endarterectomy (and different methods of monitoring in… 2022 · Cochrane Headline outcomes only
OR 0.37 [0.05, 2.62]
3 studies · 655 participants
Low

Shunting vs no shunting

Any stroke during surgery (best‐case) · patients with symptomatic or asymptomatic carotid disease

Shunting showed no clear difference in any stroke during surgery (best‐case) compared with no shunting (low certainty).

1 finding from 1 review

Routine or selective carotid artery shunting for carotid endarterectomy (and different methods of monitoring in… 2022 · Cochrane Headline outcomes only
OR 0.42 [0.16, 1.07]
3 studies · 655 participants
Low

Shunting vs no shunting

Any stroke during surgery (worst‐case) · patients with symptomatic or asymptomatic carotid disease

Shunting showed no clear difference in any stroke during surgery (worst‐case) compared with no shunting (low certainty).

1 finding from 1 review

Routine or selective carotid artery shunting for carotid endarterectomy (and different methods of monitoring in… 2022 · Cochrane Headline outcomes only
OR 1.32 [0.52, 3.38]
3 studies · 655 participants
Low