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Table 4 Descriptive statistics of clinical parameters

From: Implant decontamination with phosphoric acid during surgical peri-implantitis treatment: a RCT

  Control Test
T0 (n = 22) T3 (n = 20) T0 (n = 31) T3 (n = 30)
Plaque % of sites (SD)
% of implants (n)
4.5 (12.5)
13.6 (3)
10.0 (18.8)
25.0 (5)
4.0 (9.3)
16.1 (5)
2.5 (7.6)
9.7 (3)
BoP % of sites (SD)
% of implants (n)
86.4 (18.5)
100 (22)
28.8 (35.6)
50 (10)
66.1 (29.3)
96.8 (30)
39.2 (31.3)
76.7 (23)
SoP % of sites (SD)
% of implants (n)
22.7 (24.3)
54.5 (12)
5.0 (15.4)
10.0 (2)
30.7 (20.1)
80.6 (25)
8.3 (20.1)
20.0 (6)
Mean PPD Mean (SD) 5.3 (1.1) 3.5 (1.5) 5.2 (1.1) 4.1 (1.6)
PPD ≥5 mm % of sites (SD)
% of implants (n)
67.1 (26.0)
100 (22)
18.8 (30.2)
35.0 (7)
61.3 (22.2)
100 (31)
28.3 (33.9)
46.7 (14)
PPD ≥6 mm % of sites (SD)
% of implants (n)
50.0 (27.8)
100 (22)
12.5 (26.3)
25.0 (5)
46.8 (26.4)
90.3 (28)
24.2 (33.1)
40.0 (12)
PPD ≥5 mm + BoP/SoP (same site) % of sites (SD)
% of implants (n)
% of patients (n)
65.9 (26.2)
100 (22)
100 (14/14)
12.5 (25.0)
25.0 (5)
33.3 (4/12)
54.8 (22.7)
100 (31)
100 (14/14)
20.0 (29.7)
36.7 (11)
46.2 (6/13)
PPD ≥6 mm + BoP/SoP (same site) % of sites (SD)
% of implants (n)
% of patients (n)
50.0 (27.8)
100 (22)
100 (14/14)
8.8 (20.3)
20.0 (4)
33.3 (4/12)
41.1 (24.6)
90.3 (28)
100 (14/14)
17.5 (28.7)
33.3 (10)
46.2 (6/13)