Implant success and survival rates in daily dental practice: 5-year results of a non-interventional study using CAMLOG SCREW-LINE implants with or without platform-switching abutments

International Journal of Implant Dentistry

Table 3 Patient demographics with respect to implants

		Overall	Subgroup*
		Overall	Platform switching		Platform matching
Total Implants, n		285	203*		68*
Number of implants placed per patient, n (%)
1		125 (63.8)	97 (67.4)		20 (48.8)
2		56 (28.6)	37 (25.7)		16 (39.0)
3		12 (6.1)	7 (4.9)		5 (12.2)
4		3 (1.5)	3 (2.1)		0 (0.0)
Implant position distribution, n
Maxilla
17		3	2		1
16		16	10		4
15		14	8		5
14		9	8		0
13		1	1		0
12		11	10		1
11		8	7		1
21		11	10		1
22		7	6		1
23		8	8		0
24		11	8		2
25		11	7		3
26		15	12		2
27		2	1		1
Mandible
47		12	8		4
46		44	31		10
45		13	9		3
44		9	7		2
43		1	0		1
42		1	1		0
41		0	0		0
31		1	1		0
32		0	0		0
33		0	0		0
34		4	1		3
35		14	9		4
36		47	33		13
37		12	5		6
Diameter	Length of implant				Total
Diameter	9 mm	11 mm	13 mm	16 mm	Total, n	Total, %
3.3 mm	0	1	0	0	1	0.4
3.8 mm	10	29	54	1	94	33.0
4.3 mm	15	43	50	2	110	38.6
5.0 mm	7	35	36	1	79	27.7
6.0 mm	0	1	0	0	1	0.4
Total n	32	109	140	4	285	100.0

*Eleven patients with 14 implants were not loaded/restored with abutments due to early implant failures or because the patients were lost to follow-up (Fig. 1)