Question
Name
qi_A9_b_i
Label
A9 b(i)
Question Text
For these pregnancies please give: date of your last menstrual period before the pregnancy (if you remember it)
Type
Date/Time
Type
Date
Usage
26 questions before...

314 questions after...
View the complete questionnaire
Related Variables
j134a - Date of LMP Preg #4 - Month
Dataset
Valid | Invalid | Min | Max | Mean |
---|---|---|---|---|
23 | 9478 | 1 | 12 | 6.83 |
j132a - Date of LMP Preg #2 - Month
Dataset
Valid | Invalid | Min | Max | Mean |
---|---|---|---|---|
660 | 8841 | 1 | 12 | 6.75 |
j133a - Date of LMP Preg #3 - Month
Dataset
Valid | Invalid | Min | Max | Mean |
---|---|---|---|---|
99 | 9402 | 1 | 12 | 6.53 |
j136a - Date of LMP Preg #6 - Month
Dataset
Valid | Invalid | Min | Max | Mean |
---|---|---|---|---|
4 | 9497 | 4 | 11 | 6.75 |
j131a - Date of LMP Preg #1 - Month
Dataset
Valid | Invalid | Min | Max | Mean |
---|---|---|---|---|
2840 | 6661 | 1 | 12 | 6.72 |
j135a - Date of LMP Preg #5 - Month
Dataset
Valid | Invalid | Min | Max | Mean |
---|---|---|---|---|
5 | 9496 | 2 | 12 | 7.4 |