Are unexpected positive dipstick urine bilirubin results clinically significant?
In patients with an unexpected positive urine bilirubin test result, 85% had abnormal LFT results after their positive urine bilirubin result. However, these unexpected positives amounted to only 0.13% of all test results. Urine bilirubin does not appear to add significant information toward the diagnosis of most patients.
For aircraft, the leftward preference could be attributable to a rightward turning bias or a "feeling" that the port seats are closer to the exit, even though they are not. For theaters, the data demonstrate that the rightward preference observed in earlier studies exists only when the theater is relatively empty.