Diederik Hentenaar

92 Chapter 4 Table 2. Descriptive statistics of clinical and radiographical outcomes test and control group Test N = 58 patients / 94 implants Non-surgical phase Surgical follow-up Outcomes Tpre (27/54) Tpost* (27/54) T3 (25/52) T6 (23/44) T9 (23/49) T12 (22/47) mean BoP (%)† site level (SD) 59.6 (31.7) 52.2 (30.4) 40.0 (28.0) 33.4 (25.1) 31.5 (24.3) 34.0 (25.8) implant level (n) 92.6 (54) 90.7 (54) 83.3 (52) 79.5 (44) 77.5 (49) 80.1 (47) mean SoP (%)† site level (SD) 15.7 (20.3) 17.3 (22.2) 6.7 (15.2) 5.7 (16.1) 7.8 (17.4) 7.1 (15.4) implant level (n) 51.9 (54) 51.9 (54) 19.2 (52) 13.6 (44) 18.4 (49) 21.2 (47) mean Plaq (%)† site level (SD) 21.9 (34.7) 16.1 (34.6) 18.0 (21.8) 8.1 (12.2) 19.1 (25.2) 22.3 (37.3) implant level (n) 37.0 (54) 22.2 (54) 57.7 (54) 38.6 (44) 57.1 (49) 38.3 (47) PPD (mm)† mean (SD) 5.1 (1.4) 4.9 (1.6) 3.4 (1.1) 3.5 (1.2) 3.4 (0.9) 3.3 (0.8) MBL (mm)‡ mean (SD) 4.4 (1.9) 4.3 (1.7) 4.5 (1.7) 4.3 (1.6) NA 4.5 (1.7) Full mouth mean BoP (%) patient level (SD) 10.6 (9.3) 10.0 (7.3) NA NA NA 14.8 (8.2) Full mouth mean SoP (%) patient level (SD) 0.0 (0.0) 0.0 (0.0) NA NA NA 0.7 (2.8) Full mouth mean Plaq (%) patient level (SD) 24.9 (20.9) 19.9 (16.9) NA NA NA 15.1 (14.4) Full mouth mean PPD (mm) patient level (SD) 2.1 (0.3) 2.0 (0.6) NA NA NA 2.1 (0.23) *outcome at 3 months after non-surgical treatment is baseline outcome (T0) for surgical treatment †measured on a 6 point scale ‡measured at the mesial and distale site