Test group n = 20 | Control group n = 20 | p value | |
---|---|---|---|
Age (years; mean ± SD) | 44.1 ± 7.7 | 52.2 ± 10.8 | 0.005 |
Sex (% of females) | 55.0 | 45.0 | n.s |
Stage III grade B (%) | 25 | 40 | n.s |
Stage III grade C (%) | 35 | 30 | n.s |
Stage IV grade B (%) | 20 | 20 | n.s |
Stage IV grade C (%) | 20 | 10 | n.s |