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. 2016 Jul 5;13(4):322–326. doi: 10.1016/j.jor.2016.06.026

Table 6.

Comparative analysis of subsidence and non-subsidence groups with both collarless and collared implants.

Collard group
Collarless group
Non-subsidence
Mean (range)
Subsidence
Mean (range)
Non-subsidence
Mean (range)
Subsidence
Mean (range)
Canal fill ratio (middle-third) 78% (48–95%) 65% (48–81%) 83% (66–95%) 79% (66–89%)
Canal fill ratio (lower-third) 69% (46–85%) 60% (40–84%) 72% (53–92%) 74% (60–83%)
Stem size 11 (8–15) 10 (9–12) 11 (8–15) 12 (8–18)
BMI (kg/m2) 27.8 (19–40) 29.4 (23–35) 28.3 (21–36) 27.5 (24–34)
ASA grade 2 (1–3) 2 (2) 2 (1–3) 1.3 (1–2)
Age 67.4 (40–88) 68.8 (55–83) 66.6 (38–77) 61.6 (38–77)
Male 39 4 22 3
Female 20 1 27 3