Table III.

Efficacy of implant removal procedure.^*

Characteristics	Standard procedure (N = 75)	RemovAid™ with injection (N = 77)	RemovAid™ with patch (N = 73)	Total (N = 225)	P-value†
Primary efficacy
Failure	0 (0)	21 (27)	10 (14)	31 (14)	<0.0001
Success	75 (100)	56 (73)	63 (86)	194 (86)
Total	75	77	73	225
		Combined efficacy‡ 79% (95% CI: 71.2–84.9%)
Secondary efficacy
Failure	0 (0)	16 (21)	6 (8)	22 (10)	<0.0001
Success	75 (100)	61 (79)	67 (92)	203 (90)
Total	75	77	73	225
Tertiary efficacy
Failure	0 (0)	7 (9)	3 (4)	10 (4)	0.017
Success	75 (100)	70 (91)	70 (96)	215 (96)
Total	75	77	73	225
		Combined efficacy‡ 93% (95% CI: 88.1–96.8%)

Data are n (%).

Primary efficacy: Implant removed without breakage for all procedures, and additionally for RemovAid™ procedures, without additional tools (besides fingers).

Secondary efficacy: Implant removed for all procedures, and additionally for RemovAid™ procedures, with no additional tools (besides fingers).

Tertiary efficacy: Implant removed for all procedures, and additionally for RemovAid™ procedures, without the use of a scalpel.

^*Two participants who received the incorrect implant removal procedure are included and analysed according to the treatment they actually received (Treated Population).

^†Fisher’s exact test for categorical variables.

^‡Combined efficacy due to statistical equivalence of components.