Table 3 Summary of the main intervention characteristics of the eligible studies
Authors | Operators | Working length | Glide path system | Instrumentation system | Surgical diameter | No of sessions | Root canal filling |
|---|---|---|---|---|---|---|---|
Pasqualini et al., 2012 [18] | 21 endodontists | Full root canal length, i.e. up to the apical foramen | ICR-GP (PathFile #13, #16, #19, taper 0.02) and IIM-GP (Stainless-steel K-file #08, #10, #12, #15, #17, #20) | # | # | 1 | Empty (cotton pellet) |
Chen et al., 2013 [32] | Single operator | Full root canal length, i.e. up to the apical foramen | I,IICR-GP (PathFile #13, #16, #19, taper 0.02) and IIIWGP | IReciproc (R25), II,IIIProTaper (#S1, #S2, #F1, #F2) | 25/0.08 | # | # |
Guo et al., 2014 [33] | ExperiencedI,III or unexperiencedII,IV physicians | Full root canal length, i.e. up to the apical foramen | I,IICR-GP (PathFile #13, #16, #19, taper 0.02) and III,IVM-GP (Stainless-steel K-file #10, #15, #20) | ProTaper | + | # | # |
Adıgüzel et al., 2019 [2] | Single endodontist | Full root canal length, i.e. up to the apical foramen | ICR-GP (One G #14, taper 0.03), IIR-GP (R-Pilot #12.5, taper 0.04) and IIIWGP | Mtwo | 30/0.05 | 1 | Gutta-percha and AH Plus sealer |
Keskin et al., 2019 [4] | Four endodontists | Full root canal length, i.e. up to the apical foramen | IR-GP (R-Pilot #12.5, taper 0.04), IICR-GP (ProGlider #16, variable taper), and IIIM-GP (stainless-steel K-file #08, #10, #15) | ProTaper Next | 30/0.07, 40/0.06 or 50/0.06 | 1 | Gutta-percha and AH Plus sealer |
Tüfenkçi et al., 2019 [34] | Single operator | Full root canal length, i.e. up to the apical foramen | IR-GP (R-Pilot #12.5, taper 0.04), IIR-GP (WaveOne Gold Glider #17, variable taper), IIICR-GP (One G #14, taper 0.03), IVCR-GP (ProGlider #16, variable taper) | # | # | # | # |