Value | Category | Cases | |
---|---|---|---|
1 | Ultrasound | 89 |
25.5%
|
2 | By uterine size on bimanual exam | 28 |
8%
|
3 | LMP (last menstrual period) | 228 |
65.3%
|
98 | Unknown/missing | 4 |
1.1%
|
Sysmiss | 55 |