International Journal of Implant Dentistry

Table 4 Residual bone height before sinus floor augmentation on the sites where implants were later lost

From: Implant survival after graftless sinus floor augmentation in highly atrophic maxillae: a randomized controlled trial in a split mouth study

Implant loss	Side	Location	Residual bone (mm)
Patient 1	Conventional	Anterior	6.41
	Experimental	Middle	1.26
Patient 2	Experimental	Middle	1.69
	Experimental	Posterior	1.40
Patient 3	Experimental	Middle	3.35

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