We evaluate l75 diabetie patients in quantitative blood sugar arid semiquantitative urine sugar at the same time, in crder to recognize how well correlates each other. The overall sensitivity was 86. 8% a.nd the specificity was 85. 7%, but in the intermediat group of bIood sugar, ranged 150-200 mg /, the negative urine test was revealed as 81.8%, We conclude that the semiquantitative urin sugar test in the sole mean of diabetic monitoring may be inappropriate cr" risky,"