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Table 3 Response rates and analysis cases by month

From: Development of a new COVID-19 panel survey: the IAB high-frequency online personal panel (HOPP)

Month New recruits Wave 1 Panellists Refreshment panellists Number of analysis cases
Ninvited RR Ninvited RR Ninvited RR Overall With record linkage consent
May 200,000 5.7 11,311 9548
June 9756 45.0 4391 3943
July 9756 38.6 3860 3481
August 9756 35.9 3500 3175
September 49,594 7.3 1866 73.5 4972 4319
October 49,594 7.6 1892 79.7 5295 4595
November 1860 80.3 2395 68.9 3143 2923
December 1884 80.7 2543 71.2 3330 3051
January 1852 73.5 2388 58.5 2759 2575
February 1885 70.0 2553 56.1 2750 2520