Table 2 Vaccination and SARS-CoV-2 infection information during SARS-CoV-2: diagnosed group, suspected infection group and uninfected group
SARS-CoV-2 uninfected group (n = 424) | SARS-CoV-2 diagnosed group (n = 687) | SARS-CoV-2 suspected infection group (n = 219) | P value | |
|---|---|---|---|---|
Vaccination rate | 77% (289/374) | 83% (568/684) | 84% (184/218) | 0.034 |
Vaccination frequency | < 0.001 | |||
1 | 1% (6/409) | 2% (14/668) | 1% (3/211) | |
2 | 25% (103/409) | 32% (213/668) | 36% (76/211) | |
3 | 44% (178/409) | 51% (341/668) | 49% (104/211) | |
4 | 0% (1/409) | 0% (1/668) | 0% (1/211) | |
Time from the last vaccination to infection | NA (NA) | 382.7 (127.2) | 391.0 (135.5) | 0.4 |
Time interval between embryo transfer and infection | 0.001 | |||
1 (< 7 days) | 22% (153/687) | 21% (46/219) | ||
2 (7–13 days) | 39% (271/687) | 31% (67/219) | ||
3 (14–20 days) | 25% (171/687) | 38% (84/219) | ||
4 (≥ 21 days) | 13% (92/687) | 10% (22/219) | ||
SARS-CoV-2 infection symptoms | ||||
Fever | 60% (412/687) | 68% (149/219) | 0.032 | |
Dizziness/headache | 34% (236/687) | 43% (94/219) | 0.022 | |
Loss of appetite | 19% (132/687) | 28% (61/219) | 0.007 | |