An INR range of 2.0 to 3.0 is generally an effective therapeutic range for people taking warfarin for disorders such as atrial fibrillation or a blood clot in the leg or lung. In certain situations, such as having a mechanical heart valve, you might need a slightly higher INR. When the INR is higher than the recommended range, it means that your blood clots more slowly than desired, and a lower INR means your blood clots more quickly than desired. What your results mean Clotting too slowly
Normal values for the hematocrit test vary according to age, sex, pregnancy, altitude where people live, and even vary slightly between various testing methods. The following are reported ranges of normal hematocrit levels: 1  Newborns: 55%-68%.2  One (1) week of age: 47%-65%.3  One (1) month of age: 37%-49%.4  Three (3) months of age: 30%-36%. 5  One (1) year of age: 29%-41%. 6  Ten (10) years of age: 36%-40%.he following are reported ranges of normal hematocrit levels: 1  Newborns: 55%-68%. 2  One (1) week of age: 47%-65%. 3  One (1) month of age: 37%-49%. 4  Three (3) months of age: 30%-36%. 5  One (1) year of age: 29%-41%. 6  Ten (10) years of age: 36%-40%.
hematocrit (hÄmatÂ´Åcrit) , n (packed-cell volume), the percentage of the total blood volume composed of red blood cells (erythrocytes). Normal values average 42% to 45%. Specific groups averaging: children, 32% to 65%; adult men, 42% to 53%; adult women, 38% to 46%.ematocrit (hÄÂ·maËÂ·t Â·krit) , n the number of red blood cells in a sample expressed as a percentage of the total blood volume. The normal hematocrit range is between 43% to 49% in men and 37% to 43% in women.