From: Clinical characteristics of pregnant women with COVID-19 in Japan: a nationwide questionnaire survey
1st or 2nd trimester (n = 40) | 3rd trimester or puerperium (n = 18) | P-value | |
---|---|---|---|
Respiratory rate > 30/min | 1 (2.5%) | 3 (16.7%) | 0.08 |
SpO2 < 93% | 1 (2.5%) | 3 (16.7%) | 0.08 |
PaO2/FiO2 ratio less than 300 | 1 (2.5%) | 0 (0%) | > 0.99 |
Severe respiratory symptoms | 1 (2.5%) | 4 (22.2%) | 0.03 |
Oxygen administration | 3 (7.5%) | 7 (38.9%) | 0.01 |
Radiologically confirmed pneumonia | 3 (7.5%) | 9 (50.0%) | < 0.001 |