Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

61 questions · 61 findings · 22 reviews · Hypertension

No studies found 1 · 1.6%GRADE not reported 0 · 0%Very low 11 · 18%Low 17 · 27.9%Moderate 24 · 39.3%High 8 · 13.1%

Angiotensin‐converting enzyme inhibitors vs ARB

Total mortality · people with primary hypertension

All angiotensin converting enzyme (ACE) inhibitors showed no clear difference in total mortality compared with all angiotensin receptor blockers (ARBs) (moderate certainty).

1 finding from 1 review

Antihypertensive drug therapy vs placebo or no treatment

All‐cause mortality · adults (18 years of age or older) with hypertension‐induced left ventricular hypertrophy

It is very uncertain whether antihypertensive therapy changes all‐cause mortality compared with placebo or no treatment (very low certainty).

1 finding from 1 review

Any antihypertensive drug vs placebo or no treatment

Cardiovascular mortality and morbidity Mean duration of 3.7 years · adults 60 years or older with primary hypertension

Antihypertensive drug probably leads to lower cardiovascular mortality and morbidity Mean duration of 3.7 years compared with placebo or no treatment (moderate certainty).

1 finding from 1 review

Any antihypertensive drug vs placebo or no treatment

Coronary heart disease mortality + morbidity · adults 60 years or older with primary hypertension

Antihypertensive drug probably leads to lower coronary heart disease mortality and morbidity Mean duration of 2.9… compared with placebo or no treatment (moderate certainty).

1 finding from 1 review

Antihypertensive drug therapy vs control

Cardiovascular mortality and morbidity Mean duration of 3.7 years · adults aged 18‐59 years with primary hypertension (mild to moderate systolic or diastolic hypertension)

Antihypertensive drug therapy may leads to lower total cardiovascular mortality + morbidity compared with control (low certainty).

1 finding from 1 review

Antihypertensive drug therapy vs control

Coronary heart disease mortality + morbidity · adults aged 18‐59 years with primary hypertension (mild to moderate systolic or diastolic hypertension)

Antihypertensive drug therapy showed no clear difference in coronary heart disease mortality + morbidity compared with control (low certainty).

1 finding from 1 review

Aspirin vs placebo

Total mortality · adults with hypertension (patients with atrial fibrillation, congestive heart failure, pre‐eclampsia or pulmonary hypertension were…

Aspirin showed no clear difference in total mortality compared with placebo (low certainty).

1 finding from 1 review