Q2) 5 In a 6-month randomized trial of a pharmacologic agent, one group of patients receives a cyclooxygenase-2 (COX-2) inhib-itor, and a control group does not. Both groups of adult males had mild congestive heart failure and bilateral symmetric arthritis of small joints. Laboratory measurements during the trial show no significant differences between the groups in WBC count, platelet count, hemoglobin, and creatinine. The group receiving the drug reports subjective findings different from those of the control group. Which of the following findings was most likely reported by the group receiving the drug?