Table 5.

Control group (n = 283 implants) cross-tabulations: a) OP/PD/MR values and (1) implant region, (2) implant diameter, and (3) KM

1) BOP values	Implant region
	Upper jaw	Lower jaw
0	59	20
< 33%	33	13
< 67%	56	26
> 67%	57	19
	Implant diameter
	3.5 mm	4.5 mm	5.5 mm
0	64	15	0
< 33%	35	11	0
< 67%	69	12	1
> 67%	65	10	1
	KM
	< 2 mm	> 2 mm
0	12	67
< 33%	12	34
< 67%	19	63
> 67%	22	54
(2) PD values	Implant region
	Upper jaw	Lower jaw
1–3 mm	138	70
4–6 mm	64	8
> 7 mm	3	0
	Implant diameter
	3. 5 mm	4.5 mm	5.5 mm
1–3 mm	174	33	1
4–6 mm	57	14	1
> 7 mm	2	1	0
	KM
	< 2 mm	> 2 mm
1–3 mm	41	167
4–6 mm	23	49
> 7 mm	1	2
(3) MR	Implant region
	Upper jaw	Lower jaw
0 mm	153	55
> 0 mm	52	23
	Implant diameter
	3.5 mm	4.5 mm	5.5 mm
0 mm	172	34	2
> 0 mm	61	14	0
	KM
	< 2 mm	> 2 mm
0 mm	29	179
> 0 mm	36	39

BOP bleeding on probing, PD probing depth, MR mucosal recession, KM keratinized mucosa