Table 10.
Mean values of observations for the control group.
| Variables | Subjects (N) | Mean | Standard deviation | Minimum | Maximum | Median |
|---|---|---|---|---|---|---|
| Last tonsillitis (weeks) | 2 | 30.00 | 31.11 | 8.00 | 52.00 | 30.00 |
| Episodes of tonsillitis per year | 2 | 1.00 | 0.00 | 1.00 | 1.00 | 1.00 |
| When quit smoking (weeks) | 1 | 104.00 | 0.00 | 104.00 | 104.00 | 104.00 |
| Number of cigarettes per day | 2 | 6 | 1.41 | 5.00 | 7.00 | 6.00 |
| Last clean (weeks) | 10 | 43.50 | 46.22 | 2.00 | 156.00 | 52.00 |
| Size of tonsiliths (mm) | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Age of subjects (yr) | 10 | 43.20 | 22.99 | 17.00 | 83.00 | 39.00 |