The impact of IgG subclass deficiency on the risk of mortality in hospitalized patients with COPD

Respiratory Research

Table 3 Unadjusted and adjusted HRs related to 1-year mortality according to the number of IgG subclass deficiency

Number of IgG deficiency	Number at risk	1-year mortality	Unadjusted model		Adjusted model*
Number of IgG deficiency	Number at risk	1-year mortality	Unadjusted HR (95% CI)	p value	Adjusted HR (95% CI)	p value
0	375	19.7% (74/375)	Reference		Reference
1	88	17.1% (15/88)	0.84 (0.48–1.46)	0.528	0.91 (0.52–1.59)	0.736
2 or more	26	46.2% (12/26)	2.70 (1.47–4.98)	0.001	2.22 (1.18–4.17)	0.014

Data are presented as numbers, percentages, or ratios (95% CIs)
HR hazard ratio, IgG immunoglobulin G, CI confidence interval
*Adjusted for age, sex, ethnicity (white vs. other ethnicities), smoking status (current vs. non-current), asthma status, and cardiac comorbidity status

ISSN: 1465-993X