Prolonged course of Paxlovid administration in a centenarian with COVID-19: A case report

Table 1 Changes of various indexes after admission

Date	White blood cells (× 109/L)	Ratio of white blood cells (%)	Lymphocyte count (× 109/L)	NT-proBNP (pg/mL)	Creatinine (umoL/L)	Creatinine clearance rate (%)	Procalcitonin (pg/mL)
December 28	9.93	80.60%	1.21		250	7.7
December 29					208	9.2
December 30	8.26	78.40%	0.8	1604	178	10.8	0.107
January 1	9.03	76.10%	1.44		142	13.5	0.147
January 3	6.81	73.80%	1.09		134	14.3
January 6	6.94	78.8	0.62	6258	99	19.4	0.095
January 7					102	18.8
January 9	7.31	75.50%	0.76	5992
January 11	5.15	78.40%	0.56	5266	104	18.5	0.113
January 13	5.78	54.40%	1.71				0.091
January 14	4.98	65.10%	1.07	4890	90	21.4	0.1
January 16	5.39	57.80%	1.26	4201	98	19.6	0.087
January 18	5.49	63.70%	0.94
January 19	5.87	61%	1.1	2890
January 25	6.59	60.70%	1.39

NT-proBNP: N-terminal pro-brain natriuretic peptide.