The effects of Chinese proprietary medicine and vaccination on patients with COVID-19: a retrospective study in Macao

Table 4 Correlation between featured variables and prognosis symptoms

Variables	Prognosis symptoms (n = 976)
	Crude		Adjusted^a
	Linear coefficient ± S.E	p value	Linear coefficient ± S.E	p value
Initial symptoms	0.90 ± 0.51	0.08	0.80 ± 0.52	0.12
After quarantine symptoms	1.49 ± 0.18	< 0.0001	1.38 ± 0.18	< 0.0001
Subjective medicating evaluation	− 0.11 ± 0.09	0.25	− 0.08 ± 0.10	0.39
Times of vaccine	− 0.08 ± 0.17	0.64	0.10 ± 0.19	0.59
No. of days from last dose	− 0.002 ± 0.001	0.08	− 0.001 ± 0.001	0.49
Type of vaccine	0.10 ± 0.15	0.50	0.06 ± 0.16	0.71

The bold values pointed to statistical significance
^aModel adjusted for demographic indices and personal habits (smoker, alcohol consumer, physical exercises and stimulating diet preference)

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