Table 2.
Comparison of tongue features between patients with BC and control subjects.
| Tongue features | Control | Breast cancer | p value |
|---|---|---|---|
| n = 155 | n = 122 | ||
| Tongue shape, n (%) | |||
| Small | 19 (12.3%) | 40 (32.8%) | <0.001∗∗∗ |
| Median | 100 (64.5%) | 68 (55.7%) | |
| Enlarged | 36 (23.2%) | 14 (11.5%) | |
| Tongue color, n (%) | |||
| Pale | 33 (21.3%) | 60 (49.2%) | <0.001∗∗∗ |
| Pink | 89 (57.4%) | 53 (43.4%) | |
| Red | 24 (15.5%) | 0 (0.0%) | |
| Bluish | 9 (5.8%) | 9 (7.4%) | |
| Fur thickness, n (%) | |||
| Thin | 122 (78.7%) | 63 (51.6%) | <0.001∗∗∗ |
| Thick | 33 (21.3%) | 59 (48.4%) | |
| Fur color, n (%) | |||
| White | 127 (81.9%) | 46 (37.7%) | <0.001∗∗∗ |
| Yellow | 28 (18.1%) | 76 (62.3%) | |
| Saliva, n (%) | |||
| Normal | 126 (81.3%) | 70 (57.4%) | <0.001∗∗∗ |
| Wet | 29 (18.7%) | 52 (42.6%) | |
p values were performed by chi-square test (or Fisher's exact) for categorical variables. ∗p < 0.05, ∗∗p < 0.01, and ∗∗∗p < 0.001.