Study population
The total study population consisted of 5236 patients, 55% of whom were
females, the mean age was 60±22 years. A total of 1655 patients (32%)
were on antihypertensive therapy. TT was positive in 3129 (60%)
patients and negative in 2107 (40%) patients. TT was positive in 61%
of males and in 59% of females.