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Table II

Main characteristics and results of the included studies. grey cells: missing data; black cells: data not relevant. N°: number; ISQ°: implant stability quotient; SD : standart deviation; ø°: diameter; W°: weeks; M°: months; Y°: year.

Selected study (first author and publication year) Type of study Patients (n) Type of bone Implants (n, characteristics) ISQ + SD Implant failure, remark Radiation dose
Bafijari (2019) Prospective 42 Native mandible 77 D0= 63.81±9.48,
M3= 70.25±9.3
0  
Faot (2019) Prospective 31 Native mandible 62 Neodent®:
ø 2.9-10mm
  12  
García (2011) Prospective 70 Native mandible 68 MG-Osseous®:ø 3.75-4.25mm D0=79.6±5.4, D110=77.45±5.6 2, decrease of more than 10
ISQ points was observed in RFA between first and second surgical stages.
         
Gehrke (2014) Prospective   Native mandible 41 De Bortoli®
ø 3.5-5mm
Length 8-13mm
D0=65.5, M3=72.9, M5=75.3 0  
Guirado (2015) Prospective 10 Native mandible 60 Straumann®
Length 4-10 mm
Shorts: D0=75.22±1.23, M3=78.33±1.76, M6=79.65±0.56, M12=80.20±0.44
Conventional: S0=78.72±2.13, M3=81.67±1.22, M6=82.45±0.78, M12=82.34±0.67
1  
Guler (2013) Prospective   Native mandible 95 Straumann®
ø 3.3-4.8mm
Length 8-14 mm
D0= 65.9±8, M1= 64.4±7.6, M2= 72.1±5.5 0  
Hadzik (2017) Prospective 13 Native mandible 16 shorts Astra® (OsseoSpeed TX Bone Level)
16 shorts Straumann® (SLActive, Tissue level)
Astra® D0=77.8±6.1, M3=78.9±7.8,
Straumann® D0=66.5±16.5, M3=73.9±8.4
0  
Hakobyan (2020) Prospective 27 Fibula graft 134 D0 = 65, M3=73 7 0 Gy
Karl (2008) Retrospective   Native mandible 226 Straumann®:
ø 3,3-4,8mm,
Length 6-16mm
Anterior mandible (n=65): D0=71.92±7.8, S7=76.84±4.9
Posterior mandible (n=161): D0=75.98±5.9, S7= 79.45±4
0  
Krafft (2015) Prospective   Native mandible 264 Straumann®:
ø 3.3-4.8mm
Length 6-14mm
D0 = 75.3, W6= 76.96 <8  
Kramer (2005) Prospective 16 Fibula flap 51
ø 3.75mm
Length: 10-15mm
D0= 70.1, M3= 71.4, M12=76 3 0 Gy
Makary (2012) Prospective   Native mandible 40 Zimmer®:
ø 4.1-4.7mm
D0=82, W3=78, W6 =78 0  
Mei (2022) Prospective   Native mandible 32 Straumann®:
ø 4.1-4.8mm
Osteotome:
D0=70.75±4.28, W1=72.39±3.99, W2=72.55±4.62, W3=72.87 +/−2.9, W4=74.05 +/− 2.91, W6=75.77+/−1.97, W8=76.47±2.52, W10 =76.83±2.78, W12=77.5±3.09
Conventional:
D0=78.33±6.63, W1=76.74±7.76, W2=74.26±6.34, W3=76.52±6.34, W4=77.09±6.39, W6=77.57±5.32,
S8= 78.48±4.77, W10=78.33±4.55, W12=78.68±4.51
0  
Möhlhenrich (2016) Prospective 25 Fibula graft 50 Straumann® D0=79.48±2.35,
W20=75.59±5.11
  7 patients
Morales (2012) Prospective 8 Native mandible 30 Dentsply® D0: C(Control) = 75.7 SD 5.6, L (Laser) = 77.4 SD 3.4
D10: C = 76.2±4.6, L = 78.9±3.7
W3: C = 76.9±3.5, L = 76.8±4.6
W6: C= 76.3±2.3, L = 75.5±4.0
W9: C = 77.7±3.5, L = 76.2±4.9
W12: C = 78.4±3.0, L = 76.3±4.1
0  
Pieri (2012) Prospective 25 Native mandible 61 D0=67.35±6.67, Y2=72.91±5.07 2  
Queiroz (2015) Prospective 23 Native mandible 48 shorts:
ø 5mm
Length 5.5-7 mm;
42 regular:
ø 4mm
Length 10-11.5 mm
D0: S(short) = 71; C (conventional) = 63,
W2 S = 68, C =65,
M1 S = 71, C = 70,
M2 S = 69, C= 71,
M3 S = 70, C = 70
Survival rate (90 days) 87.5% for shorts
and 100% for regular
 
Saracoglu (2015) Prospective 40 Native and irradiated mandible 80 Straumann® Native: D0= 68.4±9.6, W1= 60.05±6.9, W2=59.05±6.3
M3 (loading)= 67.95±6.6, M4= 62.15±6.1, M6= 70.7±7.3,
Y1 = 75.75±6.5
Irradiated: D0= 62.4±7, W1= 52.1±5, W2=49.25±3.3,
M3 (loading)=59.65±6.4, M4: 55±3.7, M6 = 63.65±5.7,
Y1= 67.3±7.1
   
Shokri (2013) Prospective 10 Native mandible 15 Straumann® D0= 77.20±4.92, W1=77.00±3.51, W2= 74.20±3.82,
W3= 73.20±5.19, W4=72.13±5.69, W5= 72.33±4.62,
W7= 73.55±3.89, W11=75.60±3.72
0  
Sreerama (2021) Prospective   Native mandible   D0= 69.75, M6 = 69.05, Y1= 71.7 <15
RFA=65.4±5.8 in successful implants and 45.8±4.1 in failed implants
 
Støre (2011) Prospective 31 Irradiated mandible 125:
Astra®,Straumann®, 3i®, Nobel® ø 4.1-4.5mm Length 10-15mm
  16 (8 ORN) 50-70 Gy
Sun (2016) Prospective 32 Native mandible 45 Straumann®:
RN
ø 4.8
Length 10 mm
Smokers: D0=82, W1=76, W2=72, W3=72, W4=74, W6=76, W8=78, W12=80
No smokers: D0=78, W1=76, W2=68, W3=76, W4=78, W6=80, W8=81, W12=82
0  
Tözüm (2016) Prospective 82 Native mandible 82 Zimmer®:
ø 3.75-4.7mm,
Length 8-13 mm
D0=68±2.5, M12=71.77±2.01    
Velloso (2019) Prospective 20 Native mandible 20 Néodent®:
ø 3.75mm
Length 11mm
Hydrophilic: D0=62.7±8.6, W1=65.1±5.9, W2=64.9±8.3, W3=65.9±6,6, W4=66.3±5.5, W5=66.9±5,8, W6=67.1±5.9
Control: W0=63.5±8.4, W1=62.9±8.9, W2=59.2±8.6, W3=58.5±8.1, W4=59.1±7.7, W5=60.4±7.4, W6=61±7.2
0  
Waechter (2017) Prospective   Native mandible 40 Signo®:
20 tapered:
ø 4.60 mm
20 cylindrical:
ø 4mm
Length 10 mm
D0: Tapered (67.86±12.28) cylindrical (62.62±16.99)
W1: Tapered (53.97±17.86) cylindrical(59.54±14.55)
W2: Tapered (69.29±13.55) cylindrical (67.65±15.47)
W3: Tapered (77.58±9.59) cylindrical (77.96±8.12)
W6: Tapered (71.19±9.67) cylindrical (71.90±12.84)
W10: Tapered (73.58±8.58) cylindrical (70.87±7.94)
M3: Tapered (78.61±8.85) cylindrical (79.62±8.52)
3  

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