COVID-19: No Guaranteed Protection from Future Infection after the Initial Diagnosis

Table 1

Significant ABGs during second hospital admission for Case 4.

Timing	pH	pO2	pCO2	HCO3	FIO2 (%)
On admission	7.386	77	40	23.5	21
Prior to intubation	7.377	59	22.9	13.1	40
After intubation	7.394	27.8	104	17	80
Two days after intubation	7.492	29.8	102	22.8	40
Four days after intubation	7.518	29.9	64	24.3	30
Morning prior to expiration	7.508	214.5	173	19.4	100