Table 2.
Selected variables and corresponding values.
| Selected variables | t test P value | Values | Eligible variables | t test P value | Values |
|---|---|---|---|---|---|
| Collateral color | 0.000 | 1, 2, 3 | Dark complexion | 0.000 | 0, 1 |
| Cyanotic lips | 0.000 | 0, 1, 2, 3 | 0.5–1 cm dermal ecchymosis | 0.001 | 0, 1 |
| Cyanotic hands and fingernails | 0.000 | 0, 1, 2, 3 | Ecchymosis along tongue sides | 0.001 | 0, 1 |
| Collateral tortuosity | 0.000 | 0, 1, 2, 3 | Pale lips and fingernails | 0.002 | 0, 1 |
| Dark blue tongue | 0.000 | 0, 1 | Ecchymosis | 0.002 | 0, 1 |
| Dark red lips and gingival | 0.000 | 0, 1 | Tendency to be irritable and impatient | 0.002 | 0, 1 |
| Thickness of collaterals | 0.000 | 1, 2, 3 | Fatigue | 0.003 | 0, 1, 2, 3 |
| Length of collaterals | 0.000 | 1, 2, 3 | Laziness to speak due to qi deficiency | 0.003 | 0, 1, 2, 3 |
| Dark and pale complexion | 0.000 | 0, 1 | Less than 3 ecchymosis cases | 0.003 | 0, 1 |
| Dark Jaw mucosa | 0.000 | 0, 1 | Fissured tongue | 0.003 | 0, 1 |
| Shadow circled eyes | 0.000 | 0, 1, 2, 3 | Tough tongue | 0.003 | 0, 1 |
| Slippery pulse | 0.000 | 0, 1 | Tastelessness | 0.004 | 0, 1, 2, 3 |
| Loss of appetite | 0.000 | 0, 1, 2, 3 | Hesitant pulse | 0.006 | 0, 1 |
| Floating pulse | 0.000 | 0, 1 | Pale and dark complexion | 0.007 | 0, 1 |
| Soft tongue | 0.000 | 0, 1 | Subcutaneous ecchymosis | 0.010 | 0, 1, 2, 3 |
Note. 0 = none, 1 = mild, 2 = moderate, and 3 = severe.