| T0 | T28 | Mean of the differences | 95% confidence interval | t-value | p-value
| |
Average | Average | Low | Upper | ||||
Front | 46.26 | 47.35 | −0.71 | −3.15 | 1.72 | −0.63 | 0.5387 |
Eye right | 50.66 | 44.71 | 5.78 | 1.99 | 9.57 | 3.29 | 0.0057* |
Eye right smile | 56.01 | 51.07 | 5.14 | 0.88 | 9.40 | 2.60 | 0.0216* |
Eye left | 52.26 | 45.92 | 6.92 | 1.76 | 12.09 | 2.89 | 0.0124* |
Eye left smile | 65.20 | 54.57 | 11.71 | 4.22 | 19.20 | 3.37 | 0.0049* |
Total area | 56.6 | 44.4 | 12.20 | 1.76 | 15.46 | 2.69 | 0.01737* |