Re: ‘‘Meta-Analysis of Clinical Efficacy of Sildenafil,a Phosphodiesterase Type-5 Inhibitor on High Altitude Hypoxia and Its Complications” by Xu et al.
Restricted accessResearch articleFirst published online March, 2021
Re: ‘‘Meta-Analysis of Clinical Efficacy of Sildenafil,a Phosphodiesterase Type-5 Inhibitor on High Altitude Hypoxia and Its Complications” by Xu et al.
AltmanDG, and BlandJM. (2005). Standard deviations and standard errors. BMJ, 331:903.
2.
BatesMG, ThompsonAA, BaillieJK, SutherlandAI, IrvingJB, HiraniN, and WebbDJ. (2011). Sildenafil citrate for the prevention of high altitude hypoxic pulmonary hypertension: Double blind, randomized, placebo-controlled trial. High Alt Med Biol, 12:207–214.
3.
FaoroV, LamotteM, DeboeckG, PavelescuA, HuezS, GuenardH, MartinotJB, and NaeijeR. (2007). Effects of sildenafil on exercise capacity in hypoxic normal subjects. High Alt Med Biol, 8:155–163.
4.
GhofraniHA, ReichenbergerF, KohstallMG, MrosekEH, SeegerT, OlschewskiH, SeegerW, and GrimmingerF. (2004). Sildenafil increased exercise capacity during hypoxia at low altitudes and at Mount Everest base camp: A randomized, double-blind, placebo-controlled crossover trial. Ann Intern Med, 141:169–177.
5.
HigginsJPT, LiT, and DeeksJJ. (2020). Chapter 6: Choosing effect measures and computing estimates of effect. In: Cochrane Handbook for Systematic Reviews of Interventions Version 6.1. JPT Higgins, J Thomas, J Chandler, M Cumpston, T Li, MJ Page, VA Welch, eds. Cochrane. Available from www.training.cochrane.org/handbook (accessed October15, 2020).
6.
HozoSP, DjulbegovicB, and HozoI. (2005). Estimating the mean and variance from the median, range, and the size of a sample. BMC Med Res Methodol, 5:13.
7.
ReichenbergerF, KohstallMG, SeegerT, et al. (2007). Effect of sildenafil on hypoxia-induced changes in pulmonary circulation and right ventricular function. Respir Physiol Neurobiol, 159:196–201.
8.
RichaletJP, GratadourP, RobachP, PhamI, DéchauxM, Joncquiert-LatarjetA, MollardP, BrugniauxJ, and CornoloJ. (2005). Sildenafil inhibits altitude-induced hypoxemia and pulmonary hypertension. Am J Respir Crit Care Med, 171:275–281.
9.
XuY, LiuY, LiuJ, and QianG. (2014). Meta-analysis of clinical efficacy of sildenafil, a phosphodiesterase type-5 inhibitor on high altitude hypoxia and its complications. High Alt Med Biol, 15:46–51.