Data
80,442 items of data are available, covering 76,501 participants, encoded using Data-Coding
100349.
Defined-instances run from 0 to 3, labelled using Instancing
2.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
76,289 participants, 76,289 items
Instance 1 : First repeat assessment visit (2012-13)
1,457 participants, 1,457 items
Instance 2 : Imaging visit (2014+)
2,545 participants, 2,545 items
Instance 3 : First repeat imaging visit (2019+)
151 participants, 151 items
Notes
ACE touchscreen question "Are you menstruating today? (We are asking this as it may affect the urine sample that you have been asked to provide)"
Field 3720 was collected from all women except those who indicated that their periods had stopped (menopause) or not sure (had a hysterectomy), as defined by their answers to Field 2724