Table 3.
Detailed follow-up data of 4 mothers and 4 infants.
| Case1 | Case2 | Case3 | Case4 | |
|---|---|---|---|---|
| Date of COVID-19 onset | 20th Jan | 31th Jan | 15th Feb | 8th Feb |
| GA at onset of COVID-19 (weeks) | 36+5 | 37+1 | 35+5 | 28+2 |
| Date of delivery | 16th Feb | 16th Feb | 3rd Mar | 5th Mar |
| GA at delivery (weeks) | 37+4 | 39+3 | 38+2 | 32 |
| Date of 1st Ab detection | 16th Feb | 16th Feb | 3rd Mar | 5th Mar |
| Delivery mode | Cesarean | Cesarean | Cesarean | Cesarean |
| Maternal 1st IgM (s/co) | 1.56 | 23.6 | 0.56 | 8.4 |
| Maternal 1st IgG (s/co) | 7.01 | 11.74 | 12.06 | 13.67 |
| Infantile 1st IgM (s/co) | 0.1 | 0.15 | 0.38 | 0.2 |
| Infantile 1st IgG (s/co) | 5.14 | 11.39 | 7.55 | 12.55 |
| Date of 2nd Ab detection | 19th Apr | 19th Apr | 19th Apr | 21th Apr |
| Days between 1st to 2nd Ab detection (days) | 63 | 63 | 47 | 47 |
| Maternal 2nd IgM (s/co) | 6.38 | 34.51 | 1.48 | 21.11 |
| Maternal 2nd IgG (s/co) | 1.92 | 15.93 | 6.18 | 9.25 |
| Infantile 2nd IgM (s/co) | 0.07 | 0.08 | 0.06 | 0.15 |
| Infantile 2nd IgG (s/co) | 0.5 | 1.21 | 1.01 | 1.2 |
| Infantile 1st IgG/Maternal 1st IgG (%) | 73.32% | 97.02% | 62.60% | 91.81% |
| Infantile 2nd IgG/Maternal 2nd IgG (%) | 26.04% | 7.60% | 16.34% | 12.97% |
GA gestational age, Ab antibody.