Findings

What do systematic reviews say?

64 questions · 68 findings · 3 reviews · Airways

Sort:Best matchNewest Highest certainty Download CSV

No studies found 4 · 5.9%GRADE not reported 1 · 1.5%Very low 3 · 4.4%Low 22 · 32.4%Moderate 27 · 39.7%High 11 · 16.2%

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs placebo, on combination therapy

PVR · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 303 participants
High

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

Improvement in WHO functional class · pulmonary arterial hypertension

Group 1 Pulmonary arterial hypertension ‐ PDE5i showed no clear difference in improvement in WHO functional class compared with ERA (moderate certainty).

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
OR 0.94 [0.55, 1.6]
1 study · 244 participants
Moderate

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

Six‐minute walk distance · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 36 participants
Low

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

All‐cause mortality · pulmonary arterial hypertension

Group 1 Pulmonary arterial hypertension ‐ PDE5i showed no clear difference in mortality compared with ERA (moderate certainty).

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
OR 3.19 [0.74, 13.64]
2 studies · 272 participants
Moderate

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

Quality of life Kansas City Cardiomyopathy Quality‐of‐Life questionnaire (higher scores indicate better quality of life) · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 25 participants
Low

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs placebo

Six‐minute walk distance · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
8 studies · 880 participants
Moderate

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

PAP · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 11 participants
Low

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

RAP · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 11 participants
Low

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

Cardiac index · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 11 participants
Low

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs ERA

PVR · pulmonary arterial hypertension

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 11 participants
Low

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i vs placebo

Improvement in WHO functional class · people with pulmonary hypertension due to left‐heart disease

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i probably leads to lower improvement in WHO functional class compared with placebo (moderate certainty).

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
OR 0.53 [0.32, 0.87]
3 studies · 285 participants
Moderate

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i vs placebo

Six‐minute walk distance · people with pulmonary hypertension due to left‐heart disease

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 284 participants
Moderate

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i vs placebo

All‐cause mortality · people with pulmonary hypertension due to left‐heart disease

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i showed no clear difference in mortality compared with placebo (moderate certainty).

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
OR 1.27 [0.28, 5.8]
3 studies · 286 participants
Moderate

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i vs placebo

Quality of life · people with pulmonary hypertension due to left‐heart disease

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
1 study · 52 participants
Low

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i vs placebo

PAP · people with pulmonary hypertension due to left‐heart disease

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
3 studies · 130 participants
Moderate

Group 2 Pulmonary hypertension due to left‐heart disease ‐ PDE5i vs placebo

Cardiac index · people with pulmonary hypertension due to left‐heart disease

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 96 participants
Moderate

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs placebo

All‐cause mortality · pulmonary arterial hypertension

Group 1 Pulmonary arterial hypertension ‐ PDE5i leads to lower mortality compared with placebo (high certainty).

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
OR 0.22 [0.07, 0.68]
8 studies · 1119 participants
High

Group 3 Pulmonary hypertension due to lung disease ‐ PDE5i vs placebo

Improvement in WHO functional class · people with pulmonary hypertension due to lung disease

Group 3 Pulmonary hypertension due to lung disease ‐ PDE5i may leads to higher improvement in WHO functional class compared with placebo (low certainty).

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
OR 44.33 [4.78, 410.94]
1 study · 40 participants
Low

Group 3 Pulmonary hypertension due to lung disease ‐ PDE5i vs placebo

Six‐minute walk distance · people with pulmonary hypertension due to lung disease

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
5 studies · 350 participants
High

Group 3 Pulmonary hypertension due to lung disease ‐ PDE5i vs placebo

All‐cause mortality · people with pulmonary hypertension due to lung disease

The review found no eligible studies for this question.

1 finding from 1 review

Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
no estimate extracted
Studies not reported
No studies found