Start of last menstrual period (unit) (UN13U)
Data file: wm
Overview
Valid:
4742
Minimum:
1.0
Maximum:
9.0
Mean:
2.602910164487558
Standard deviation:
1.991401037755163
Type:
Discrete
Width:
7
Format:
Numeric
Questions and instructions
Categories
| Value | Category | Cases | |
|---|---|---|---|
| 1 | Days ago | 1150 |
24.3%
|
| 2 | Weeks ago | 1926 |
40.6%
|
| 3 | Months ago | 1103 |
23.3%
|
| 4 | Years ago | 207 |
4.4%
|
| 9 | Special | 356 |
7.5%
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.