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. 2021 Apr 27;8:642723. doi: 10.3389/fmed.2021.642723
Confirmed IGG positive
Enrolment (N = 399) Month 3 (N = 274) % Persistence P-value of persistence % Decline
(C)
Medical History
Cardiovascular conditions
No 392 267 68.1 0.0714 21.9
Yes 7 7 100 0
Diabetes
No 376 257 68.4 0.5767 31.4
Yes 23 17 73.9 26.1
Hypertension
No 346 225 65.0 <0.0001 35
Yes 53 49 92.5 7.5
Obesity
No 391 266 68.0 0.0536 32
Yes 8 8 100 0
Respiratory disorders
No 364 253 69.5 0.2469 30.5
Yes 35 21 60.0 40