Skip to main content
. 2020 Aug 14;10(4):629–638. doi: 10.1016/j.jobcr.2020.07.004

Table 1.

Overview of ISQ-influencing factors and of corresponding references.

Factors Influencing ISQ Number of Clinical studies
Number of In vitro studies
Positive effect Negative effect No effect Positive effect Negative effect No effect
1. Spatial (anatomical) direction of measurements 2 (10,11) 2 (13,14) 1 (12)
2. Gender (male) 9 (8,11,15–19,39,42) 2 (9,20) 2 (21,22)
3. Implant location 10 (8,11,16,17,21,24–27,32) 4 (6,23,28,42) 1 (29)
4. Immediate/delayed implantation 3 (7,11,35) 1 (36)
5. Implant diameter 12 (6,8,11,16–18,23-25, 39,40,42) 7 (9,22,28,37,38, 42,43) 1 (41) 2 (12, 44)
6. Implant length 3 (28,39,48) 1 (8) 5 (9,11,23,40, 42) 4 (41,45–47)
7. Insertion torque 9 (11,16,27,36,48,50, 51,53,103) 5 (9,18,37,43,44) 3 (12,52,53) 1 (49)
8. Macro-design and micro-design 10 (7,16,23,54,55,57,59,65,69,129) 8 (37,60,62–64,66 67,130) 3 (44,56,58) 1 (61)
9. Bone Quality at implantation site
9.1. Bone type 11 (8,28,40,73–78,84,97) 5 (9,11,22,28,42) 1 (131)
9.2. Bone graft 2 (11,84) 4 (39,80–83) 1 (53)
9.3. Cortical bone thickness 4 (85,89,90,92) 1 (93) 6 (13, 46, 86–88, 91)
9.4. Bone to implant contact 3 (98,99) 4 (44, 99, 100))
9.5. Bone vascularity 1 (102)
10. T1-T2 time interval 4 (11,37,84,132) 5 (105–109)
11. I/II stage implantation 1 (11) 1 (112) 1 (111)
12. Implant number 1 (113)
13. Surgical design 9 (114–116, 118–120, 122–124) 3 (50, 125, 126) 1 (117)