Research Article
Color Distribution Differences in the Tongue in Sleep Disorder
Table 3
Color histogram variables in the normal and sleep disorder groups.
| Variables | Normal | SD | value |
| V1 | †0.048 (0.033) | 0.048 (0.038) | 0.798 | V2 | 0.042 (0.047) | 0.062 (0.092) | 0.048* | V3 | 0.130 (0.094) | 0.127 (0.103) | 0.577 | V4 | 0.080 (0.097) | 0.136 (0.168) | 0.002* | V5 | 0.130 (0.104) | 0.075 (0.088) | 0.000* | V6 | 0.211 (0.088) | 0.185 (0.122) | 0.061 | V7 | 0.082 (0.122) | 0.038 (0.116) | 0.008* |
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SD: sleep disorder, †median (interquartile range); values for variables were derived from the Mann-Whitney test (*).
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