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Table 1 Characteristics of single arm studies

From: Simultaneous implant placement with autogenous onlay bone grafts: a systematic review and meta-analysis

Study Study location Study type Onlay graft donor site Defect type Age (years) Number of patients Number of implant (patients) Implant location Post-loading follow-up Implant success (%) Implant survival (%) Bone Loss from grafted level
Adell et al. 1990 [24] Sweden RS Iliac NR NR 23 124 Mx Mean 4.2 years NR 73.8 Mean 1.49mm after 1 year
Isaksson and Alberius 1992 [23] Sweden RS Iliac NR 44–70 8 46 Mx 2.6–5 years NR 83% NR
Åstrand et al. 1996 [22] Sweden RS Iliac V and H 41–70 17 92 Mx 3 years NR 75 Average 2.6mm
McGrath et al. 1996 [21] Netherlands RS Iliac V NR 18 36 Mn 1–2.6 years 91.6 100 9-10%
Vermeeren et al. 1996 [32] Netherlands RS Iliac V NR 31 78 Mn 5 years NR 89.7 50%
Steenberghe et al. 1997 [31] Belgium RS Iliac V and H 35–68 13 72 Mx 1–10 years 85 NR Average 1.4mm
Verhoeven et al. 1997 [30] Netherlands PS Iliac V 49–78 13 30 Mn Mean 2.4 years NR 100 36%
Lekholm et al. 1999 [29] Scandinavia RS Iliac and intra-oral V and H NR 31 181 Mx 3 years NR 76 NR
Nyström 2004 [28] Sweden RS Iliac V and H 39.4–66.8 30 177 Mx 5–13 years NR 5 year: 74.6
10 year: 72.8
4.8± 0.13mm
van der Meij et al. 2005 [27] Netherlands RS Iliac NR 37–69 17 34 Mn Mean 4.3 years 88.2 91 15%
Boronat et al. 2010 [26] Spain RS Intra-oral H NR 37 73 Mx and Mn 1 year 95.9a 95.9 0.64± NR mm
Kang et al. 2015 [8] Korea RS Iliac and intra-oral V and H 40–72 33 248 Mx and Mn 3 years NR 98.38 36.4%
El Zahwy et al. 2019 [25] Egypt PS Chin V 24–47 8 16 Mx 6 months NR 81.25 4.77± 1.67 mm
Kablan 2020 [20] Israel RS Cranium V 20–63 11 63 Mn 2–4.8 years 100 100 NR
  1. PS prospective study, RS Retrospective study, V Vertical, H Horizontal, NR Not reported, Mx Maxilla, Mn Mandible
  2. *Albrektsson’s criteria