| TTI | tension-time index; time-tension index; timepto-intubation; torque-time interval; transtracheal insu... |
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| AHI | Apnea-Hypopnea Index |
| CI | 1) Corporate Identity 2) Completed Infarction 3) Cardiac I... |
| CMI | 1) Cornell Medical Index 2) Cell-Mediated Immunity |
| DI | 1) Diabetes Insipidus 2) Discomfort Index; 불쾌 지수 &nb... |
| Flower's dental index | Relation of the dental length (distance from the mesial surface of the first premolar to the distal surface of the third molar) to the basinasal (basion to nasion) length: (dental length ×100)/basinasal length, a system of numbers for indicating comparative size of the teeth. Synonym: Flower's dental index. (05 Mar 2000) |
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| freedle index | An index of the quality of spawning gravel obtained by dividing geometric mean diameter of particle size by the sorting coefficient. (09 Oct 1997) |
| free thyroxine index | An arbitrary value obtained by multiplying the triiodothyronine uptake by the serum thyroxine concentration; it largely corrects for variations in thyroid-bound globulin concentration by providing a clinically valid estimate of the physiologically active free thyroxine; direct assay or laboratory measurement of free serum thyroxine yields a more accurate value. (05 Mar 2000) |
| length-breadth index | The ratio of the maximal breadth to the maximal length of the head, obtained by the formula: (breadth × 100)/length. Synonym: length-breadth index. (05 Mar 2000) |
| length-height index | The relation of the height to the length of the skull: (height × 100)/length. Synonym: height-length index, length-height index, transversovertical index. (05 Mar 2000) |
| leukopenic index | A significant decrease in the white blood count after ingestion of food to which a patient is hypersensitive, a count made during the normal fasting state being used as the basis for evaluation of the postprandial count. (05 Mar 2000) |