Systemic sclerosis & Raynaud's

Bosentan effect on echocardiographic systolic pulmonary arterial pressure in systemic sclerosis-related pulmonary hypertension: a systematic review and metanalysis

Clin Exp RheumatolPublished Systematic review and meta-analysis

Pooled result · sPAP, mean difference before and after bosentanResult — go to the resultMean difference - 5.63 mmHg 95% CI −9.79 to −1.48

Authors' conclusion

Bosentan significantly decreases sPAP, a relevant prognostic marker, especially in overt SSc-PAH. However, bosentan did not decrease sPAP when started for DU/mixed indication nor for follow-up>1 year. The burden of publication bias was significant.

Study context

Population
SSc patients treated with bosentan with systolic pulmonary arterial pressure (sPAP) measured at transthoracic echocardiography; studies January 2000 to June 2023, three databases11 manuscripts
Comparison
SSc patients after vs before starting bosentan
Outcome
Echocardiographic sPAP reduction with bosentan
Methodological detailsrandom-effects meta-analysis, Egger's test for publication bias, stratified analysis
  • Random-effects meta-analysis
  • Egger's test for publication bias
  • Stratified analysis

Pooled result

sPAP, mean difference before and after bosentan

Mean difference

- 5.63 mmHg

95% CI −9.79 to −1.48

P = 0.0078

After bosentanvs Before bosentan
mean difference - 5.63 mmHg (95% CI −9.79 to −1.48); P = 0.0078

As reported in the abstract

Further pooled results

sPAP before vs after bosentan, stratified analysis

Significant only for studies with < 1 year of follow-up
P = 0.0020
Significant for monotherapy
P = 0.0140
Significant for strict indication for pulmonary arterial hypertension (PAH)
P = 0.0002

Original publication

Bosentan effect on echocardiographic systolic pulmonary arterial pressure in systemic sclerosis-related pulmonary hypertension: a systematic review and metanalysis. Clin Exp Rheumatol. Published 19 December 2023. doi:10.55563/clinexprheumatol/xbdtb5

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