Types | n | Age (yr) (%) | Menstrual status (%) | |||
---|---|---|---|---|---|---|
 |  | ≤ 40 | 41 to 60 | >60 | Postmenopausal | Premenopausal |
Type I | 55 | 12 (21.8) | 39 (70.9) | 4 (7.3) | 22 (20.0) | 33 (80.0) |
Type II | 30 | 4 (13.3) | 24 (80.0) | 2 (6.7) | 17 (56.7) | 13 (43.3) |
Type III | 5 | 1 (20.0) | 3 (60.0) | 1 (20.0) | 1 (20.0) | 4 (80.0) |
χ 2 |  |  |  |  | 3.465 | |
P valuea | Â | 0.393 | 0.177 |