Table 2: Descriptive statistics on the microleakage pattern of Vitremer™ following immersion for varying periods of time in Cola drink (Coca Cola®), Fresh fruit juice (Orange) and Water (Control)
| Groups |
Microleakage scores |
Low immersion |
Medium immersion |
High immersion |
Difference between Immersion regime |
|||||
| No |
Mean median |
No |
Mean median |
No |
Mean median |
Low vs medium |
Low vs high |
Medium vs high |
||
|
Group I - Cola drink (Coca Cola®) |
0 | 7 |
0.3 0.0 |
- |
1.1 1.0 |
- |
2.2 2.0 |
P < 0.001 S |
P < 0.001 S |
P < 0.001 S |
| 1 | 3 | 9 | - | |||||||
| 2 | - | 1 | 8 | |||||||
| 3 | - | - | 2 | |||||||
|
Group II - Fresh fruit juice (Orange) |
0 | 9 |
0.1 0.0 |
8 |
0.2 0.0 |
9 |
0.1 0.0 |
P > 0.005 NS |
P > 0.005 NS |
P > 0.005 NS |
| 1 | 1 | 2 | 1 | |||||||
| 2 | - | - | - | |||||||
| 3 | - | - | - | |||||||
|
Group III - Water (Control) |
No immersion regime was followed | |||||||||
| 0 | 10 |
0.0 0.0 |
||||||||
| 1 | - | |||||||||
| 2 | - | |||||||||
| 3 | - | |||||||||
|
Differences between groups |
Group I - II | P > 0.05 S | P < 0.01 S | P < 0.01 S | ||||||
| Group I - III | P > 0.05 HS | P < 0.01 HS | P < 0.01 HS | |||||||
| Group II - III | P > 0.05 NS | P > 0.05 NS | P > 0.05 HS | |||||||
Chi-square test / Fisher’s exact test
p < 0.05, p < 0.01: Significant (S), p < 0.001: Highly significant (HS), p > 0.05: Not significant (NS)