Table 1 Pearson’s correlation coefficient between age and the measured variables
From: Age estimation by pulp to tooth area ratio in canine teeth using cone-beam computed tomography
Variable | B2 | B1 | C2 | C1 | A2 | A1 | P | AR |
|---|---|---|---|---|---|---|---|---|
Correlation coefficient (n = 300) | − 0.579 | − 0.428 | − 0.246 | − 0.401 | − 0.600 | − 0.406 | − 0.160 | − 0.779 |
P value | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
Correlation coefficient for female (n = 142) | − 0.612 | − 0.429 | − 0.225 | − 0.390 | − 0.582 | − 0.430 | − 0.140 | − 0.794 |
P value | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
Correlation coefficient for male (n = 142) | − 0.576 | − 0.434 | − 0.266 | − 0.415 | − 0.614 | − 0.380 | − 0.179 | − 0.767 |
P value | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |