A Clinical Retrospective Study of Distal Extension Removable Partial Denture with Implant Surveyed Bridge or Stud Type Attachment

Table 4

Peri-implant inflammation, bleeding index, plaque index, and calculus.

Number of implants	ISCRPD	IARPD	p
	25	28
Peri-implant inflammation (%)
0	78.3	78.6	1.000
1	21.7	21.4
2	—	—
3	—	—
Bleeding index (%)
0	56.5	32.1	0.279
1	26.1	39.3
2	17.4	28.6
3	—	—
Plaque index (%)
0	47.8	28.6	0.121
1	21.7	50.0
2	26.1	21.4
3	4.4	—
Calculus (%)
0	69.6	96.4
1	30.4	3.6

Frequency distribution of gingival inflammation, bleeding index, plaque index, and calculus.
Frequency distribution showed significant difference based on chi-square test .