# Table 4 Percentage distribution of responses to each question of OHIP-14 questionnaire

Question Autogenous bone graft 1:1 autogenous bone graft and DPBM 1:1 autogenous bone graft and BBGM
0 1 2 3 4 Mean 0 1 2 3 4 Mean 0 1 2 3 4 Mean
Q1 90% 10%     0.10 90% 10%     0.10 80% 5% 15%    0.35
Q2 90%   10%    0.20 90%   5%   5% 0.30 85% 5% 5% 5%   0.30
Q3 65% 10% 25%    0.60 20% 40% 35% 5%   1.25 40% 45% 10%   5% 0.85
Q4 35% 15% 25% 25%   1.40 40% 10% 25% 10% 15% 1.50 45% 25% 30%    0.85
Q5 50% 10% 10% 5% 25% 1.45 60% 10% 10% 15% 5% 0.95 50% 15% 15% 10% 10% 1.15
Q6 55% 15% 10% 15% 5% 1.00 45% 15% 25% 15%   1.10 60% 20% 10%   10% 0.80
Q7 70% 25%    5% 0.45 55% 15% 25%   5% 0.85 70% 20% 5%   5% 0.50
Q8 70% 20% 5%   5% 0.50 70% 20% 5% 5%   0.45 75% 20% 5%    0.30
Q9 60% 15% 20% 5%   0.70 60% 15% 20% 5%   0.70 75% 10% 5% 5% 5% 0.55
Q10 45% 15% 10% 15% 15% 1.40 65% 10% 5% 15% 5% 0.85 55% 20% 15%   10% 0.90
Q11 70% 20% 10%    0.40 60% 20% 20%    0.60 85%   15%    0.30
Q12 90% 10%     0.10 95% 5%     0.05 85% 5% 10%    0.25
Q13 60% 10% 25% 5%   0.75 55% 15% 10% 20%   1.15 70% 5% 15%   10% 0.75
Q14 80% 15% 5%    0.25 90% 10%     0.10 80% 10% 10%    0.30
Total OHIP-14 score: 186 Total OHIP-14 score: 199 Total OHIP-14 score: 163
Mean OHIP-14 score for each patient: 9.30 (SD 9.25) Mean OHIP-14 score for each patient: 9.95 (SD 7.96) Mean OHIP-14 score for each patient: 8.15 (SD 9.37)
Mean OHIP-14 score for all items: 0.66 (SD 0.48) Mean OHIP-14 score for all items: 0.71 (SD 0.48) Mean OHIP-14 score for all items: 0.58 (SD 0.30)
1. 0 = never; 1 = hardly ever or nearly never; 2 = occasionally; 3 = fairly often or many times; 4 = very often
2. BBGM biphasic bone graft material, DPBM deproteinized porcine bone mineral, SD standard deviation