NSHD46 : Data-Field 20320

Data-Field 20320

Description:	In the last 12 months have you had a period or menstrual bleeding?
Category:	Specialist questionnaire data ⏵ Womens health questionnaire ⏵ Menstrual cycle

Participants

1,499

Categorical (single)

Both sexes

Jan 2026

6,499

Data

Defined (10)

N/A

Complete

Primary

dX oX sX

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Data

6,499 items of data are available, covering 1,499 participants, encoded using Data-Coding 1154.
Defined-instances run from 41 to 50, labelled using Instancing 1.

Data has not been summarised because combining instances would be misleading.

9 Instances

Instance 41 : 1994 - Women's health questionnaire at age 48 years
1,159 participants, 1,159 items
Graph illustrating main data

Instance 42 : 1995 - Women's health questionnaire at age 49 years
1,137 participants, 1,137 items
Graph illustrating main data

Instance 43 : 1996 - Women's health questionnaire at age 50 years
1,020 participants, 1,020 items
Graph illustrating main data

Instance 44 : 1997 - Women's health questionnaire at age 51 years
918 participants, 918 items
Graph illustrating main data

Instance 45 : 1998 - Women's health questionnaire at age 52 years
730 participants, 730 items
Graph illustrating main data

Instance 46 : 1999 - Women's health questionnaire at age 53 years
602 participants, 602 items
Graph illustrating main data

Instance 47 : 2000 - Women's health questionnaire at age 54 years
474 participants, 474 items
Graph illustrating main data

Instance 48 : 2003 - Women's health questionnaire at age 57 years
427 participants, 427 items
Graph illustrating main data

Instance 50 : 2006 - Women's health questionnaire at age 60-64 years
32 participants, 32 items
Graph illustrating main data

Notes

bly94 - In the last 12 months have you had a period or menstrual bleeding? - at age 48 years, bly95 - In the last 12 months have you had a period or menstrual bleeding? - at age 49 years, bly96 - In the last 12 months have you had a period or menstrual bleeding? - at age 50 years, bly97 - In the last 12 months have you had a period or menstrual bleeding? - at age 51 years, bly98 - In the last 12 months have you had a period or menstrual bleeding? - at age 52 years, bly99 - In the last 12 months have you had a period or menstrual bleeding? - at age 53 years, bly00 - In the last 12 months have you had a period or menstrual bleeding? - at age 54 years, bly03 - In the last 12 months have you had a period or menstrual bleeding? - at age 57 years, bly09 - In the last 12 months have you had a period or menstrual bleeding? - at age 60-64 years

0 Related Data-Fields

There are no related data-fields

0 Resources

There are no matching Resources

National Survey of Health and Development 1946 Cohort