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questionnaires:2020 [09/07/2020 @ 16:52] – [Contents] root | questionnaires:2020 [05/01/2022 @ 11:43] – Updated wave table numbers d.ayland | ||
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tri-ethnic Southall and Brent Revisited cohorts. | tri-ethnic Southall and Brent Revisited cohorts. | ||
- | The COVID-19 Wave 1 Survey was conducted by web, and only those for | + | **Wave 1** \\ |
- | whom an email address was held were invited to take part. The | + | The COVID-19 Wave 1 Survey was conducted |
- | decision to issue the survey initially only via the web was taken because | + | Online: May - June 2020 \\ |
- | the LHA and CLS teams were unable to send postal mailings due to | + | Postal: June - July 2020 \\ |
- | social distancing restrictions on business operations at the time the | + | |
- | survey was conducted, | + | |
- | was considered infeasible due to both time and cost. \\ \\ | + | |
- | The NSHD sample | + | **Wave 2** \\ |
+ | The COVID-19 Wave 2 Survey was conducted initially by web, and all active study members were invited to take part by a letter. | ||
+ | Online: Sept - Oct 2020 \\ | ||
+ | Postal: Nov - Dec 2020 \\ | ||
- | ^Cohort Issued Sample^Email bounced^Failed email^Opted Out^Response^ | + | **Wave |
- | |1843|80 (4.3%)|2 (0.1%)|29 (1.6%)|**1258 (68%)**| | + | The COVID-19 Wave 2 Survey was conducted initially by web and we only sent to study members who had completed Wave 1 or Wave 2 online. A postal questionnaire was later sent to all active UK based study members. \\ |
+ | Online: Feb-March 2021 \\ | ||
+ | Postal: May - July 2021 \\ | ||
+ | |||
+ | **Serology** \\ | ||
+ | In March 2021, UK based study members who had taken part in any of the three waves of the COVID-19 survey were asked to provide a finger-prick blood sample to be analysed for COVID-19 antibodies. Those who agreed were sent a blood sample collection kit and asked to post back the sample to a laboratory for analysis. | ||
+ | |||
+ | The NSHD sample and response rates are: | ||
+ | ^Online^ | ||
+ | ^Wave^Cohort Issued Sample^Email bounced^Failed^Opted Out^Response^ | ||
+ | |Wave 1|1842|79 (4.3%)|2 (0.1%)|45 (2.4%)|**1252 (68%)**| | ||
+ | |Wave 2|2547|1 (0.04%)|-|22 (0.9%)|**1512 (59%)**| | ||
+ | |Wave 3 (Completed Wave 1 and/or Wave 2)|1559|-|2 (0.1%)|-|**1376 (55%)**| | ||
+ | ^Postal^ | ||
+ | ^Wave^Cohort Issued Sample^Undelivered^Opted Out^UK Completed Wave 1^Response^ | ||
+ | |Wave 1|912|5 (0.5%)|1 (0.1%)|-|**616 (68%)**| | ||
+ | |Wave 2|938|5 (0.5%)|6 (0.6%)|489 (52%)|**547 (58%)**| | ||
+ | |Wave 3 (Did not receive Wave 3 online)|913|8 (0.9%)|-|-|**514 (56%)**| | ||
==== Contents ===== | ==== Contents ===== | ||
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* {{ questionnaires : 2020_COVID19_Online_Survey_Wave_1.pdf| Wave 1 Web Survey }} | * {{ questionnaires : 2020_COVID19_Online_Survey_Wave_1.pdf| Wave 1 Web Survey }} | ||
+ | * {{ questionnaires : 2020_NSHD_Postal_Wave1_annotated.pdf| Wave 1 Postal Survey }} | ||
+ | * Wave 2 Web Survey - Pending upload | ||
+ | * {{ questionnaires : 2020_NSHD_Postal_Wave2_W1NotComplete_annotated.pdf| Wave 2 Postal Survey }} - Wave 1 Not Completed by Participant | ||
+ | * Wave 2 Postal Survey - Wave 1 Completed by Participant - Pending upload | ||
+ | * Wave 3 Web Survey - Pending upload | ||
+ | * Wave 3 Web Survey - Wave 1 and Wave 2 Not Completed by Participant - Pending upload | ||
+ | * {{ questionnaires : 2020_NSHD_Postal_Wave3_W1orW2Completed_annotated.pdf| Wave 3 Postal Survey }} - Wave 1 or Wave 2 Completed by Participant | ||
+ | |||
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