Table 1 Demographic features
Group I | Group II | Group III | ||
|---|---|---|---|---|
Number of patients | 201 | 446 | 509 | |
Number of procedures | 330 | 662 | 827 | |
Age [yrs] [mean ± SEM ] | 52 ± 1.1 | 50 ± 0.7 | 50 ± 0.6 | |
Gender | ||||
Male | 40% [81] | 33% [146] | 34% [175] | |
Female | 60% [119] | 67% [300] | 66% [334] | |
Body mass index [mean ± SEM] | 29.4 ± 0.56 | 29.1 ± 0.37 | 28.6 ± 0.31 |