scholarly journals The Effect of Continuous Positive Airway Pressure Treatment on Blood Pressure: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

2012 ◽  
Vol 08 (05) ◽  
pp. 587-596 ◽  
Author(s):  
Sydney B. Montesi ◽  
Bradley A. Edwards ◽  
Atul Malhotra ◽  
Jessie P. Bakker
Neonatology ◽  
2021 ◽  
Vol 118 (3) ◽  
pp. 264-273
Author(s):  
Anne Lee Solevåg ◽  
Po-Yin Cheung ◽  
Georg M. Schmölzer

<b><i>Background:</i></b> Bi-level noninvasive ventilation (NIV) has been used in respiratory distress syndrome (RDS) as primary treatment, post-extubation, and to treat apnea. This review summarizes studies on bi-level NIV in premature infants with RDS. Nonsynchronized nasal intermittent positive pressure ventilation (nsNIPPV) and synchronized NIPPV (SNIPPV) use pressure settings ≥ those used during mechanical ventilation (MV), and biphasic continuous positive airway pressure (BiPAP) use two nasal continuous positive airway pressure (NCPAP) levels ≤4 cm H<sub>2</sub>O apart. <b><i>Methods:</i></b> A systematic review (Medline OVID and Pubmed) and meta-analysis of randomized controlled trials. Primary outcomes were bronchopulmonary dysplasia (BPD) and mortality. Secondary outcomes included NIV failure (intubation) and extubation failure (re-intubation). Data were pooled using a fixed-effects model to calculate the relative risk (RR) with 95% confidence interval (CI) between NIV modes (RevMan v 5.3, Copenhagen, Denmark). <b><i>Results:</i></b> Twenty-four randomized controlled trials that largely did not correct for mean airway pressure (MAP) and used outdated ventilators were included. Compared with NCPAP, both nsNIPPV and SNIPPV resulted in less re-intubation (RR 0.88 with 95% CI (0.80, 0.97) and RR 0.20 (0.10, 0.38), respectively) and BPD (RR 0.69 (0.49, 0.97) and RR 0.51 (0.29, 0.88), respectively). nsNIPPV also resulted in less intubation (RR 0.57 (0.45, 0.73) versus NCPAP, with no difference in mortality. One study showed less intubation in BiPAP versus NCPAP. <b><i>Conclusions:</i></b> Bi-level NIV versus NCPAP may reduce MV and BPD in premature infants with RDS. Studies comparing equivalent MAP utilizing currently available machines are needed.


2017 ◽  
Vol 43 (5) ◽  
pp. 373-379 ◽  
Author(s):  
Qiang Lei ◽  
Yunhui Lv ◽  
Kai Li ◽  
Lei Ma ◽  
Guodong Du ◽  
...  

ABSTRACT Objective: To evaluate systematically the effects of continuous positive airway pressure (CPAP) on blood pressure in patients with resistant hypertension and obstructive sleep apnea (OSA). Methods: The Cochrane Library, PubMed, ScienceDirect, and the Web of Science were searched for studies investigating the effects of CPAP on blood pressure in patients with resistant hypertension and OSA. The selected studies underwent quality assessment and meta-analysis, as well as being tested for heterogeneity. Results: Six randomized controlled trials were included in the meta-analysis. The pooled estimates of the changes in mean systolic blood pressure and mean diastolic blood pressure (as assessed by 24-h ambulatory blood pressure monitoring) were −5.40 mmHg (95% CI: −9.17 to −1.64; p = 0.001; I2 = 74%) and −3.86 mmHg (95% CI: −6.41 to −1.30; p = 0.00001; I2 = 79%), respectively. Conclusions: CPAP therapy can significantly reduce blood pressure in patients with resistant hypertension and OSA.


2021 ◽  
Vol 24 (1) ◽  
pp. 627-645
Author(s):  
Omid Asbaghi ◽  
Fatemeh Naeini ◽  
Vihan Moodi ◽  
Moein Najafi ◽  
Mina Shirinbakhshmasoleh ◽  
...  

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