Table 1 Number of tonsilloliths and ratios of change in number during the follow-up period
From: Changes in tonsillolith characteristics detected in a follow-up CT study
Initial examination | Decrease | No change | Increase | |||
|---|---|---|---|---|---|---|
n | Ratio (%) | n | Ratio (%) | n | Ratio (%) | |
0 | – | – | 187 | 97.5 | 5 | 2.5 |
1 | 15 | 23.8 | 49 | 74.6 | 1 | 1.6 |
2 | 5 | 15.2 | 25 | 75.8 | 2 | 9.1 |
3 | 4 | 26.7 | 12 | 73.3 | 1 | 0.0 |
4 | 2 | 33.3 | 3 | 50.0 | 1 | 16.7 |
5 | 4 | 57.1 | 5 | 42.9 | 0 | 0.0 |
6 | 1 | 50.0 | 0 | 0.0 | 1 | 50.0 |
7 | 0 | 0.0 | 1 | 50.0 | 1 | 50.0 |
10 | 0 | 0.0 | 0 | 0.0 | 1 | 100.0 |
Total | 31 | 9.5 | 282 | 86.5 | 13 | 4.0 |