Table 2.
Mean age distribution of study participates
| Age (years) | |||||
|---|---|---|---|---|---|
|
| |||||
| N | Mean | Sth. deviation | 95% confidence interval for mean | ||
|
| |||||
| Lower bound | Upper bound | ||||
| OSCC | 20 | 55.8000 | 13.50867 | 49.4777 | 62.1223 |
| PMD | 20 | 43.7500 | 11.02091 | 38.5921 | 48.9079 |
| Normal | 20 | 39.3500 | 11.92642 | 33.7683 | 44.9317 |
| P value | <0.0001, S | ||||
| P value of post hoc pairwise comparison | 1>2,3 1*2–0.008 1*3-<0.0001 2*3–0.493 |
||||
OSCC: Oral squamous cell carcinoma, PMD: Potentially malignant disorder, S: Significant, SD: Standard deviation, CI: Confidence interval