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Table 2 Intergroup comparison of clinical parameters at different time points

From: The influence of laser-microgrooved implant and abutment surfaces on mean crestal bone levels and peri-implant soft tissue healing: a 3-year longitudinal randomized controlled clinical trial

Clinical parameters Baseline (6 weeks post-restoration) Mean (SD) P value 1 year post-restoration Mean (SD) P value 3 years post-restoration Mean (SD) P value
FMPS%
 Control (10) 15.3 (3.08) = 0.812 15.4 (2.05) = 0.687 18.3 (3.03) = 0.88
 Test (10) 15.6 (0.9) 15.5 (0.04) 17.3 (3.07
FMBS%
 Control (10) 11.3 (4.1) = 0.664 10.1 (0.06) = 0.973 11.3 (1.03) = 0.41
 Test (10) 10.4 (3.7) 10.2 (1.02) 11.2 (1.08)
SPS
 Control (10) 40% < 0.001** 60% < 0.001**
 Test (10) 14% 14%
SBS
 Control (10) 60% < 0.001**
50% < 0.001**
 Test (10) 16% 14%
PISD (mm)
 Control (10) 3.7 (0.40) = 0.401 3.8 (0.4) = 0.011 4.7 (0.2) < 0.001**
 Test (10) 3.2 (0.4) 2.8 (0.1) 2.4 (0.1)  
PIAL (mm)
 Control (10) 0.00   0.00   0.00  
 Test (10) 0.00   0.00 0.00  
  1. FMPS full-mouth plaque score, FMBS full-mouth bleeding score, SPS site-specific plaque scores, SBS site-specific sulcular bleeding scores, PISD peri-implant sulcus depth, PIAL peri-implant abutment attachment loss
  2. **Statistically highly significant