Study |
Year of publication |
Follow-up period |
Study design |
Patients number |
Implants number |
PI | P value | GI | P value | PD | P value | BoP/mBI | P value | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
KM ≥ 2 mm | KM < 2 mm | KM ≥ 2 mm | KM < 2 mm | KM ≥ 2 mm | KM < 2 mm | KM ≥ 2 mm |
KM < 2 mm |
||||||||||
Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | ||||||||||||||
Boynuegri et al. [21] | 2012 | 1 year |
Prospective clinical study |
15 | 36 | 0.05 (0.19) | 0.28 (0.38) | < 0.05 | 0.07 (0.26) | 0.58 (0.6) | < 0.05 | 0,24 (0,3) | 0,39 (0,36) | > 0.05 | |||
Chung et al. [22] | 2006 | > 3 years |
Prospective clinical study |
69 | 339 | 1.26 (0.05) | 1.51 (0.09) | < 0.05 | 0.76 (0.04) | 0.94 (0.07) | < 0.05 | 2.9 (0.05) | 2.85 (0.06) | > 0.05 | 0.54 (0.09) | 0.43 (0.08) | > 0.05 |
Adibrad et al. [23] | 2009 | 2 years |
Prospective clinical study |
27 | 66 | 1.2 (0.71) | 1.87 (0.59) | 0.02 | 1.01 (0.67) | 1.65 (0.78) | 0.01 | 2.98 (0.51) | 3.11 (0.56) | 0.115 | 0.38 (0.34) | 0.49 (0.3) | 0.04 |
Bouri et al. [24] | 2008 | 1 year |
Prospective clinical study |
76 | 200 | 1.25 (0.53) | 1.78 (0.78) | < 0.001 | 0.91 (0.72) | 1.5 (0.77) | < 0.001 | 3.72 (0.75) | 3.87 (0.66) | 0.132 | |||
Romanos et al. [25] | 2015 | > 2.6 years |
Retrospective study |
118 | 320 | 0.45 (0.56) | 0.69 (0.63) | 0.001 | 0.11 (0.31) | 0.31 (0.52) | < 0.0001 | ||||||
Souza et al. [26] | 2015 | 1 year |
Present cohort study |
80 | 270 | 0.6 (0.51) | 0.92 (0.52) | 0.008 | 2.36 (0.41 | 2.43 (0.65) | 0.582 | 51 (27.2)% | 63.8 (29.3)% | 0.033 | |||
Kim et al. [31] | 2009 | 13 months |
Prospective clinical study |
100 | 276 | 0.74 (0.83) | 0.74 (0.91) | 0.943 | 0.38 (0.66) | 0.44 (0.72) | 0.472 | 2.84 (1.8) | 2.62 (1.55) | 0.328 | |||
Esper et al. [32] | 2012 | 1 year |
Cross-sectional study |
109 | 202 | 0.6 (0.62) | 0.67 (0.71) | 0.487 | 1.25 (0.61) | 1.11 (0.58) | 0.127 | 3.02 (1.05) | 2.43 (1.02) | < 0.001 |
PI = plaque index; GI = gingival index; PD = pocket depth; BoP/mBI = bleeding on probing/modified bleeding index; SD = standard deviation. |