Table 2.
The difference of tongue color and tongue coating in different degree of coronary artery stenosis.
| Classification of stenosis M (P25, P75) | P | ||||
|---|---|---|---|---|---|
| No stenosis (n = 69) | Mild stenosis (n = 70) | Moderate stenosis (n = 65) | Severe stenosis (n = 78) | ||
| TC_ROOT_R | 126.258 (116.8, 146.5) | 136.344 (110.0, 146.0) | 124.921 (106.5, 123.8) | 124.691 (116.0, 133.9) | 0.007** |
| TC_ROOT_G | 90.305 (82.2, 111.0) | 89.299 (78.6, 104.2) | 75.487 (69.9, 86.5) | 89.478 (78.7, 98.3) | 0.031* |
| TC_ROOT_B | 92.560 (81.4, 110.5) | 89.249 (76.8, 101.5) | 75.081 (70.4, 84.3) | 86.274 (70.8, 97.1) | 0.011** |
| TC_ROOT_H | 4.229 (1.2, 177.6) | 3.146 (2.1, 91.0) | 4.304 (1.0, 356.8) | 4.928 (4.7, 5.8) | 0.002** |
| TC_ROOT_S | 0.292 (0.2, 0.3) | 0.310 (0.3, 0.3) | 0.343 (0.3, 0.4) | 0.325 (0.3, 0.4) | 0.021* |
| TC_ROOT_V | 0.495 (0.5, 0.6) | 0.538 (0.4, 0.6) | 0.436 (0.4, 0.5) | 0.495 (0.5, 0.5) | 0.134 |
| TC_MID_R | 183.707 (175.7, 214.9) | 191.295 (185.4, 215.2) | 181.346 (166.5, 187.0) | 192.381 (181.1, 203.1) | 0.006** |
| TC_MID_G | 138.523 (124.6, 153.5) | 135.481 (124.7, 153.8) | 119.863 (110.3, 141.8) | 138.107 (127.4, 144.1) | 0.013* |
| TC_MID_B | 139.878 (123.9, 155.3) | 142.120 (124.1, 158.9) | 119.357 (104.0, 147.5) | 140.719 (126.7, 144.6) | 0.010* |
| TC_MID_H | 2.075 (0.8, 357.8) | 351.369 (1.1, 359.3) | 348.332 (4.2, 358.7) | 350.211 (1.1, 358.2) | 0.122 |
| TC_MID_S | 0.281 (0.2, 0.3) | 0.293 (0.3, 0.3) | 0.341 (0.2, 0.4) | 0.288 (0.3, 0.4) | 0.045* |
| TC_MID_V | 183.707 (175.7, 214.9) | 191.295 (185.4, 215.2) | 181.346 (166.5, 187.0) | 192.381 (181.1, 203.1) | 0.276 |
| TC_TIP_R | 185.345 (176.7, 202.5) | 185.618 (175.7, 191.7) | 173.590 (162.1, 190.6) | 184.372 (167.6, 191.9) | 0.001** |
| TC_TIP_G | 130.158 (114.6, 131.7) | 113.961 (108.0, 132.4) | 112.879 (104.0, 117.7) | 111.940 (101.1, 119.4) | 0.001** |
| TC_TIP_B | 132.148 (112.6, 136.7) | 121.784 (108.1, 136.5) | 114.442 (110.5, 119.9) | 115.506 (105.1, 122.8) | 0.000** |
| TC_TIP_H | 357.111 (352.1, 358.4) | 356.705 (349.7, 358.0) | 354.948 (3.9, 357.9) | 355.576 (351.6, 357.3) | 0.002** |
| TC_TIP_S | 0.333 (0.3, 0.4) | 0.360 (0.3, 0.4) | 0.359 (0.3, 0.4) | 0.384 (0.3, 0.4) | 0.000** |
| TC_TIP_V | 185.345 (176.7, 202.5) | 185.618 (175.7, 191.7) | 173.590 (162.1, 190.6) | 184.372 (167.6, 191.9) | 0.001** |
| TC_LEFT_R | 155.127 (143.3, 180.7) | 184.474 (144.2, 211.1) | 168.980 (159.2, 193.1) | 177.716 (153.6, 201.9) | 0.000** |
| TC_LEFT_G | 103.468 (90.4, 125.5) | 117.423 (81.9, 133.9) | 114.730 (89.6, 124.5) | 105.294 (99.3, 132.4) | 0.087 |
| TC_LEFT_B | 101.563 (92.2, 123.4) | 123.960 (86.9, 129.9) | 118.868 (84.4, 128.8) | 104.622 (98.9, 129.3) | 0.048* |
| TC_LEFT_H | 5.429 (1.7, 359.1) | 356.689 (350.4, 357.9) | 356.376 (7.0, 358.8) | 344.184 (3.3, 358.2) | 0.006** |
| TC_LEFT_S | 0.326 (0.3, 0.4) | 0.372 (0.3, 0.4) | 0.355 (0.3, 0.4) | 0.358 (0.3, 0.4) | 0.268 |
| TC_LEFT_V | 155.127 (143.3, 180.7) | 184.474 (144.2, 211.1) | 168.980 (159.2, 193.1) | 177.716 (153.6, 201.9) | 0.000** |
| TC_RIGHT_R | 184.857 (160.4, 216.0) | 175.108 (164.3, 184.4) | 165.743 (163.1, 185.9) | 182.274 (171.4, 197.5) | 0.003** |
| TC_RIGHT_G | 125.877 (112.9, 159.0) | 116.094 (106.7, 132.8) | 115.165 (112.6, 124.7) | 126.659 (113.5, 133.0) | 0.001** |
| TC_RIGHT_B | 133.239 (113.2, 160.9) | 118.463 (100.4, 135.8) | 114.748 (108.9, 125.3) | 125.674 (114.4, 136.4) | 0.002** |
| TC_RIGHT_H | 350.365 (2.3, 358.9) | 347.615 (2.0, 356.2) | 5.015 (0.2, 357.4) | 354.236 (1.5 3 58.5) | 0.001** |
| TC_RIGHT_S | 0.278 (0.2, 0.3) | 0.315 (0.3, 0.4) | 0.307 (0.3, 0.4) | 0.341 (0.3, 0.4) | 0.001** |
| TC_RIGHT_V | 184.857 (160.4, 216.0) | 175.108 (164.3, 184.4) | 165.743 (163.1, 185.9) | 182.274 (171.4, 197.5) | 0.003** |
| TC_R | 173.374 (164.3, 187.8) | 171.922 (164.2, 197.0) | 159.365 (154.1, 174.6) | 180.906 (170.2, 185.8) | 0.000** |
| TC_G | 119.658 (111.2, 131.8) | 124.526 (105.1, 132.9) | 109.201 (102.0, 118.1) | 127.309 (114.0, 127.5) | 0.003** |
| TC_B | 118.756 (110.3, 132.3) | 124.371 (105.1, 141.1) | 109.324 (104.1, 120.7) | 127.021 (114.1, 128.2) | 0.032* |
| TC_H | 350.242 (1.0, 359.0) | 355.701 (255.0, 359.6) | 357.656 (6.9, 359.7) | 352.912 (0.6, 358.4) | 0.001** |
| TC_S | 0.300 (0.2, 0.3) | 0.325 (0.3, 0.4) | 0.338 (0.3, 0.4) | 0.314 (0.3, 0.4) | 0.024* |
| TC_V | 173.374 (164.3, 187.8) | 171.922 (164.2, 197.0) | 159.365 (154.1, 174.6) | 180.906 (170.2, 185.8) | 0.065 |
| CC_ROOT_R | 138.099 (113.3, 186.5) | 137.601 (130.5, 179.1) | 114.558 (91.4, 158.8) | 147.688 (120.8, 158.1) | 0.000** |
| CC_ROOT_G | 95.034 (82.9, 149.6) | 113.682 (95.9, 140.1) | 87.873 (64.8, 105.2) | 109.305 (95.8, 126.0) | 0.000** |
| CC_ROOT_B | 88.744 (79.6, 143.0) | 102.449 (94.4, 133.2) | 75.711 (61.8, 100.0) | 100.126 (84.2, 125.5) | 0.003** |
| CC_ROOT_H | 17.754 (9.1, 355.1) | 19.361 (11.4, 351.7) | 14.549 (6.8, 352.1) | 15.411 (14.7, 110.7) | 0.146 |
| CC_ROOT_S | 0.272 (0.2, 0.3) | 0.279 (0.2, 0.3) | 0.339 (0.3, 0.4) | 0.304 (0.2, 0.4) | 0.012* |
| CC_ROOT_V | 138.099 (113.3, 186.5) | 137.601 (130.5, 179.1) | 114.558 (91.4, 158.8) | 147.688 (120.8, 158.1) | 0.108 |
| CC_MID_R | 190.216 (181.5, 205.0) | 195.914 (182.6, 206.8) | 177.389 (170.6, 190.6) | 190.289 (181.6, 199.7) | 0.000** |
| CC_MID_G | 147.081 (140.2, 154.7) | 148.796 (130.7, 161.4) | 138.336 (117.6, 143.3) | 145.474 (135.9, 155.8) | 0.006** |
| CC_MID_B | 141.736 (135.7, 168.1) | 146.356 (127.9, 167.2) | 131.340 (103.6, 141.3) | 139.086 (121.0, 150.7) | 0.001** |
| CC_MID_H | 329.048 (5.3, 355.2) | 19.241 (8.7, 352.3) | 12.830 (5.2, 352.2) | 16.130 (11.1, 346.8) | 0.194 |
| CC_MID_S | 0.252 (0.2, 0.3) | 0.262 (0.2, 0.3) | 0.311 (0.2, 0.4) | 0.285 (0.2, 0.3) | 0.001** |
| CC_MID_V | 190.216 (181.5, 205.0) | 195.914 (182.6, 206.8) | 177.389 (170.6, 190.6) | 190.289 (181.6, 199.7) | 0.000** |
| CC_TIP_R | 187.531 (171.4, 197.7) | 191.923 (167.3, 200.3) | 188.825 (157.3, 197.8) | 191.762 (179.1, 197.8) | 0.433 |
| CC_TIP_G | 133.741 (109.2, 144.7) | 126.431 (110.0, 141.5) | 125.153 (102.1, 135.5) | 130.074 (111.3, 135.3) | 0.262 |
| CC_TIP_B | 137.499 (110.2, 144.7) | 128.444 (111.1, 148.6) | 137.549 (98.7, 141.9) | 137.197 (112.3, 140.3) | 0.738 |
| CC_TIP_H | 352.020 (9.2, 358.0) | 350.180 (16.8, 354.2) | 351.205 (8.5, 354.6) | 351.280 (13.2, 354.0) | 0.274 |
| CC_TIP_S | 0.304 (0.3, 0.3) | 0.322 (0.3, 0.4) | 0.338 (0.3, 0.4) | 0.327 (0.3, 0.4) | 0.001** |
| CC_TIP_V | 187.531 (171.4, 197.7) | 191.923 (167.3, 200.3) | 188.825 (157.3, 197.8) | 191.762 (179.1, 197.8) | 0.433 |
| CC_LEFT_R | 173.613 (156.9, 177.7) | 197.320 (167.6, 204.8) | 187.941 (151.2, 193.5) | 187.234 (131.4, 203.2) | 0.000** |
| CC_LEFT_G | 119.744 (103.5, 137.7) | 136.156 (110.4, 146.5) | 132.705 (103.7, 141.5) | 120.475 (93.3, 148.9) | 0.141 |
| CC_LEFT_B | 112.230 (95.6, 138.1) | 125.305 (104.6, 157.6) | 137.354 (90.0, 147.8) | 124.727 (76.9, 144.5) | 0.037* |
| CC_LEFT_H | 8.676 (2.0, 352.2) | 351.397 (14.0, 355.3) | 346.405 (7.6, 351.4) | 12.574 (7.2, 349.1) | 0.012* |
| CC_LEFT_S | 0.299 (0.2, 0.4) | 0.329 (0.3, 0.4) | 0.307 (0.3, 0.4) | 0.314 (0.3, 0.4) | 0.144 |
| CC_LEFT_V | 173.613 (156.9, 177.7) | 197.320 (167.6, 204.8) | 187.941 (151.2, 193.5) | 187.234 (131.4, 203.2) | 0.109 |
| CC_RIGHT_R | 189.707 (164.3, 214.9) | 178.031 (165.1, 199.0) | 170.701 (153.0, 192.5) | 187.409 (174.9, 200.3) | 0.003** |
| CC_RIGHT_G | 141.293 (112.2, 158.9) | 135.021 (111.6, 146.6) | 122.715 (110.1, 147.1) | 140.329 (126.2, 145.2) | 0.002** |
| CC_RIGHT_B | 140.755 (114.4, 174.5) | 123.084 (98.9, 142.7) | 121.215 (112.8, 147.2) | 131.119 (115.6, 143.1) | 0.006** |
| CC_RIGHT_H | 342.315 (8.4, 355.8) | 347.575 (13.0, 354.1) | 13.053 (5.6, 351.7) | 12.639 (10.5, 349.1) | 0.003** |
| CC_RIGHT_S | 0.283 (0.2, 0.3) | 0.293 (0.3, 0.4) | 0.308 (0.2, 0.3) | 0.295 (0.2, 0.4) | 0.005** |
| CC_RIGHT_V | 189.707 (164.3, 214.9) | 178.031 (165.1, 199.0) | 170.701 (153.0, 192.5) | 187.409 (174.9, 200.3) | 0.611 |
| CC_R | 177.943 (166.9, 194.7) | 181.921 (162.9, 201.8) | 168.020 (154.6, 181.3) | 181.207 (168.5, 189.7) | 0.006** |
| CC_G | 127.438 (118.3, 148.9) | 143.701 (112.6, 150.2) | 120.820 (102.1, 132.2) | 135.557 (127.5, 145.5) | 0.11 |
| CC_B | 130.476 (117.0, 153.3) | 132.273 (115.8, 149.0) | 115.998 (109.3, 130.3) | 135.903 (115.3, 137.9) | 0.023* |
| CC_H | 11.791(5.6, 356.8) | 18.480(7.9, 353.5) | 13.235(5.6, 351.8) | 13.917(7.1, 347.2) | 0.265 |
| CC_S | 0.260(0.2, 0.3) | 0.275(0.3, 0.3) | 0.310(0.3, 0.3) | 0.290(0.2, 0.3) | 0.000** |
| CC_V | 177.943(166.9, 194.7) | 181.921(162.9, 201.8) | 168.020(154.6, 181.3) | 181.207(168.5, 189.9) | 0.072 |
TC, represents the tongue color; CC, represents the tongue coating color; ROOT, LEFT, RIGHT, MID, TIP, represent different parts of the tongue respectively.
*
P < 0.05.
**
P < 0.01.