Table 4.
Region (Group) | Mean difference | SE | P-value | 95% confidence interval | ||
---|---|---|---|---|---|---|
Lower bound | Upper bound | |||||
R0 (RB) | R1 | -0.186 | 0.196 | 0.989 | -0.881 | -0.881 |
R2 | -0.326 | 0.196 | 0.839 | -1.021 | -1.021 | |
R3 | 0.587 | 0.196 | 0.175 | -0.109 | -0.109 | |
R4 | -0.481 | 0.196 | 0.419 | -1.178 | -1.178 | |
R5 | -1.251a | 0.196 | < 0.001 | -1.947 | -1.947 | |
R6 | -1.360a | 0.196 | < 0.001 | -2.056 | -2.056 | |
| ||||||
R1 (RB) | R0 | 0.185 | 0.196 | 0.989 | -0.511 | -0.511 |
R2 | -0.140 | 0.196 | 0.998 | -0.836 | -0.836 | |
R3 | 0.772a | 0.196 | 0.017 | 0.076 | 0.076 | |
R4 | -0.296 | 0.196 | 0.891 | -0.993 | -0.993 | |
R5 | -1.066a | 0.196 | < 0.001 | -1.762 | -1.762 | |
R6 | -1.175a | 0.196 | < 0.001 | -1.871 | -1.871 | |
| ||||||
R2 (RB) | R0 | 0.325 | 0.196 | 0.839 | -0.372 | -0.372 |
R1 | 0.140 | 0.196 | 0.998 | -0.557 | -0.557 | |
R3 | 0.912a | 0.196 | 0.001 | 0.216 | 0.216 | |
R4 | -0.157 | 0.196 | 0.996 | -0.853 | -0.853 | |
R5 | -0.926a | 0.196 | 0.001 | -1.622 | -1.622 | |
R6 | -1.035a | 0.196 | < 0.001 | -1.731 | -1.731 | |
| ||||||
R3 (RA) | R0 | -0.587 | 0.196 | 0.175 | -1.284 | -1.284 |
R1 | -0.772b | 0.196 | 0.017 | -1.469 | -1.469 | |
R2 | -0.912a | 0.196 | 0.001 | -1.608 | -1.608 | |
R4 | -1.069a | 0.196 | < 0.001 | -1.765 | -1.765 | |
R5 | -1.838a | 0.196 | < 0.001 | -2.534 | -2.534 | |
R6 | -1.947a | 0.196 | < 0.001 | -2.643 | -2.643 | |
| ||||||
R4 (RB) | R0 | 0.481 | 0.196 | 0.419 | -0.215 | 1.178 |
R1 | 0.296 | 0.196 | 0.891 | -0.400 | 0.993 | |
R2 | 0.157 | 0.196 | 0.996 | -0.540 | 0.853 | |
R3 | 1.069a | 0.196 | < 0.001 | 0.372 | 1.765 | |
R5 | -0.769b | 0.196 | 0.018 | -1.466 | -0.073 | |
R6 | -0.878a | 0.196 | 0.003 | -1.575 | -0.182 | |
| ||||||
R5 (RC) | R0 | 1.251a | 0.196 | < 0.001 | 0.555 | 1.947 |
R1 | 1.066a | 0.196 | < 0.001 | 0.370 | 1.762 | |
R2 | 0.926a | 0.196 | 0.001 | 0.230 | 1.622 | |
R3 | 1.838a | 0.196 | < 0.001 | 1.142 | 2.534 | |
R4 | 0.769b | 0.196 | 0.018 | 0.073 | 1.466 | |
R6 | -0.109 | 0.196 | 0.999 | -0.805 | 0.587 | |
| ||||||
R6 (RC) | R0 | 1.360b | 0.196 | < 0.001 | 0.664 | 2.056 |
R1 | 1.175a | 0.196 | < 0.001 | 0.478 | 1.871 | |
R2 | 1.035a | 0.196 | < 0.001 | 0.339 | 1.731 | |
R3 | 1.947a | 0.196 | < 0.001 | 1.251 | 2.643 | |
R4 | 0.878a | 0.196 | 0.003 | 0.182 | 1.575 | |
R5 | 0.109 | 0.15301 | 0.999 | -0.587 | 0.805 |
Note: R0: tongue center; R1: right side of the tongue center; R2: left side of the tongue center; R3: tip of the tongue; R4: center of the tongue root; R5: right side of the tongue root; and R6: left side of the tongue root; SE: standard error. Groups were categorized according to Scheffe's post hoc analysis: RA = R3; RB = R0, R1, R2, and R4; RC = R5 and R6. aP < 0.01; bP < 0.05.