From: Effectiveness of three oral hygiene regimens on oral malodor reduction: a randomized clinical trial
Variables | Group | Baseline | 1st week | 2nd week | 3rd week | 4th week | 5th week | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean | ± SD | Mean | ± SD | Mean | ± SD | Mean | ± SD | Mean | ± SD | Mean | ± SD | ||
Debris index | A | 0.83 | 0.20 | 0.18 | 0.15 | 0.12 | 0.20 | 0.15 | 0.15 | 0.24 | 0.20 | 0.15 | 0.16 |
 | B | 0.89 | 0.24 | 0.26 | 0.17 | 0.14 | 0.12 | 0.21 | 0.14 | 0.27 | 0.20 | 0.13 | 0.12 |
 | P value* | 0.470 | 0.200 | 0.630 | 0.310 | 0.740 | 0.700 | ||||||
Bleeding on probing | A | 12.47 | 7.62 | 2.07 | 5.11 | 1.47 | 4.22 | 1.53 | 4.67 | 0.53 | 1.60 | 0.80 | 3.09 |
 | B | 12.07 | 8.97 | 4.20 | 4.92 | 0.87 | 2.23 | 0.47 | 0.64 | 0.47 | 1.30 | 0.27 | 0.70 |
 | P value* | 0.900 | 0.250 | 0.630 | 0.390 | 0.900 | 0.520 | ||||||
Tongue coating | A | 12.40 | 4.19 | 9.00 | 2.95 | 4.33 | 4.44 | 5.71 | 5.36 | 5.60 | 4.41 | 0.20 | 0.56 |
 | B | 11.47 | 5.21 | 11.87 | 4.63 | 0.87 | 2.30 | 2.33 | 3.77 | 0.92 | 1.80 | 0.27 | 0.79 |
 | P value* | 0.590 | 0.054 | 0.014 | 0.058 | 0.001 | 0.790 |