. 2018 Oct 10;76(1):37–40. doi: 10.1016/j.mjafi.2018.06.011

Table 1.

Screw loosening in wider vs standard-diameter implants.

Type of implants	Total no of implants	No of implants with loosened screws	% of screw loosening	RR	95% CI	p value
Wide-diameter implants (>4.5 mm)	89	6	6.74%	0.6663	0.2765–1.6058	0.3656
Standard-diameter implants (3.75–4.2 mm)	191	20	10.47%	0.6663	0.2765–1.6058	0.3656

CI, confidence interval.