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Table 4 Maternal outcomes of symptomatic patients during each pregnancy period

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

  1. Data presented as n (%)
  2. SpO2 Percutaneous oxygen saturation, PaO2 Arterial oxygen partial pressure, FiO2 Inspired oxygen fraction