A systematic review of preoperative duplex ultrasonography and arteriovenous fistula formation Chee Siong Wong, MRCSI, Nuala McNicholas, MB, Bch, Donagh Healy, MRCSI, Mary Clarke-Moloney, PhD, J. Calvin Coffey, PhD, FRCS, Pierce A. Grace, MCh, FRCSI, Stewart R. Walsh, MCh, FRCS Journal of Vascular Surgery Volume 57, Issue 4, Pages 1129-1133 (April 2013) DOI: 10.1016/j.jvs.2012.11.094 Copyright © 2013 Society for Vascular Surgery Terms and Conditions
Fig 1 Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) flow diagram shows flowchart of systematic review. RCTs, Randomized controlled trials. Journal of Vascular Surgery 2013 57, 1129-1133DOI: (10.1016/j.jvs.2012.11.094) Copyright © 2013 Society for Vascular Surgery Terms and Conditions
Fig 2 Forest plot shows odds ratios (with 95% confidence interval) and pooled odds ratios based on random effects model. Journal of Vascular Surgery 2013 57, 1129-1133DOI: (10.1016/j.jvs.2012.11.094) Copyright © 2013 Society for Vascular Surgery Terms and Conditions