Table 3.

Results of multiple regression analyses regarding factors associated with SARS‐CoV‐2 IgG, IgA, and IgM levels

Patient characteristic	IgG levels (regression coefficient; p value)	IgA levels (regression coefficient; p value)	IgM levels (regression coefficient; p value)
Age	0.07 (0.49)	0.37 (0.05)	−0.01 (0.91)
Gender (male)	8.3 (0.01)	13.3 (0.03)	3.8 (0.38)
Duration of symptoms	0.30 (0.08)	−0.61 (0.06)	−0.33 (0.15)
Disease severity (critical disease)	6.2 (0.23)	19.1 (0.05)	9.1 (0.19)

Note: Bold values indicate statistical significance.

Abbreviations: IgA, immunoglobulin A; IgG, immunoglobulin G; IgM, immunoglobulin M; SARS‐CoV‐2, severe acute respiratory syndrome coronavirus 2.