evidencegaps
Primary study · included by 1 review

The influence of abutment macro-design on clinical and radiographic peri-implant tissue changes for guided, placed, and restored implants: A 1-year randomized controlled trial.

Koutouzis et al. 2019 · Koutouzis Theofilos, Adeinat Bashar, Ali Abdulaziz · Clinical oral implants research · 2019

Included by

Influence of Concave Versus Convex Emergence Profiles on Midfacial Mucosal Stability-A Systematic Review With Meta-Analysis.
Non-Cochrane · intervention · 2026 · cited as Koutouzis et al. 2019 · Table 1; Figure 3; references 6, 32-34
Outcome this study informsPooled effectEvidenceCertainty
Midfacial mucosal level change (mm)
Concave emergence profile vs Convex (non-concave) emergence profile · 12 months
MD -0.43 [-0.70, -0.16]3 studiesGRADE not reported
Midfacial mucosal level change (mm)
Concave emergence profile vs Convex (non-concave) emergence profile · 12 months
MD -0.12 [-0.51, 0.27]3 studiesGRADE not reported
Midfacial mucosal level change (mm)
Concave emergence profile vs Convex (non-concave) emergence profile · 12 months
MD -0.24 [-0.63, 0.14]3 studiesGRADE not reported
Midfacial mucosal level change (mm)
Concave emergence profile vs Convex (non-concave) emergence profile · 12 months
MD -0.31 [-0.63, 0.02]4 studies · 128 participantsGRADE not reported
Midfacial mucosal level change (mm)
Concave emergence profile vs Convex (non-concave) emergence profile · 12 months
MD -0.37 [-0.76, 0.03]3 studiesGRADE not reported

1 including review in total.