Table 4a.

Biological and technical implant complications in the 2-year follow-up period (participant level).

	T1; Baseline (n = 8)	T2; 2 weeks (n = 7)	T3; 6 weeks (n = 6)	T4; 3 months (n = 5)	T5; 1 year (n = 8)	T6; 2 years (n = 6)
Modified gingival indexa	0 (0–2)	0 (0–2)	1 (0–2)	0 (0–3)	1 (0–2)	0 (0–2)
Probing depthb	1.8 (1–2.3)	1.3 (1–2.8)	1.5 (1.2–2.3)	2.8 (1.1–3.3)	1.4 (1–2)	1.8 (1.4–2.5))
Marginal bone heightb	0.7 (0.4–1.4)	0.7 (0.5–1.5)	0.8 (0.4–1.6)	0.7 (0.6–1.8)	0.8 (0.2–1.4)	0.4 (−0.2 to 1)
Technical complications	–	–	0	2 (loosening of occlusal screw)	2 (occlusal wear)	3 (loosening of occlusal screw1, occlusal wear3)
Loss of osseointegration	0	0	0	0	0	0

^aMedian (minimum–maximum).

^bMedian (25th–75thq).