Table 3.
ICDAS-II Codes and Code Changes in Control and Test Groups at baseline and after 90, 180, and 360 days follow-up.
| ICDAS-II Class and Class Change | Control Group | Test Group 1 | Test Group 2 | |||
|---|---|---|---|---|---|---|
| n(%) | Missing (%)/ Filledb(%) | n(%) | Missing (%)/ Filledb(%) | n(%) | Missing (%)/ Filledb(%) | |
| Baseline | 30(100) | 30(100) | 30(100) | |||
| 2 | 19(63.3) | 19(63.3) | 24(80) | |||
| 3 | 11(37.7) | 11(37.7) | 6(20) | |||
| Day 90 | 29(96.7) | 1(3.3) | 29(96.7) | 1(3.3) | 30(100) | 0 |
| −1 | 0 | 1(3.3) | 0 | |||
| Unchanged | 26(86.7) | 28(93.3) | 30(100) | |||
| +1 | 2(6.7) | 0 | 0 | |||
| +3 | 1(3.3) | 0 | 0 | |||
| Restored after visit | 2(6.7) | 0 | 0 | |||
| Day 180 | 23(76.7) | 7(23.3)/2(6.7) | 28(93.3) | 2(6.7)/0 | 28(93.3) | 2(6.7)/0 |
| −1 | 0 | 0 | 0 | |||
| Unchanged | 19(63.3) | 28(93.3) | 28(93.3) | |||
| +1 | 4(13.3) | 0 | 0 | |||
| Restored after visit | 0 | 0 | 1(3.3) | |||
| Day 360 | 23(76.7) | 7(23.3)/2(6.7) | 27(90) | 3(10)/0 | 27(90) | 3(10)/1(3.3) |
| −1 | 0 | 2(6.7) | 6 (20) | |||
| unchanged | 16(53.3) | 25(83.3) | 21(70) | |||
| +1 | 7(23.3) | 0 | 0 | |||
| Restored after visit | 4(13.3) | 0 | 0 | |||
| Total restored during trial | 6(20.0) | 0 | 1(3.3) | |||
| Control vs Test 1 | Control vs Test 2 | Test 1 vs Test 2 | ||||
| Odds’ Ratio (95 CI%)a | 1.20 (1.05–1.37) | 1.27 (1.10–1.47) | 1.05 (0.96–1.15) | |||
| p-value | 0.008 | 0.001 | 0.260 | |||
aTested effect: interaction of months and treatment group of GEE (general. Estimation Equation) adjusted for: ICDAS-II at Day 0, sex, age, plaque index at Day 0.
bMissing data due to restorations at a previous visit.