. Author manuscript; available in PMC: 2021 Aug 1.

Published in final edited form as: Ann Allergy Asthma Immunol. 2020 Mar 27;125(2):190–195.e2. doi: 10.1016/j.anai.2020.03.018

Table 4:

Multivariate-Adjusted IgG-Concentration Differences (mg/dL) According to Sex and Race Stratified by Selected Indication for Testing (Asian vs White Patients and Black vs White Patients) (β, 95% CI)

	Allergy/Immunology			Autoimmune Disease

	Asian	Black	White	Asian	Black	White
No. of Patients (N, %)	35 (2.6%)	18 (1.3%)	1317 (96.1%)	20 (4.0%)	36 (7.3%)	440 (88.7%)

IgG	+375.1 (+207.3, +543.0)^*	+191.8 (−32.3, +415.9)	Ref	+508.3 (+206.0, +810.7)^*	+342.8 (+128.0, +557.6)^*	Ref
IgG1	+162.2 (+61.1, +263.3)^*	+163.3 (+25.5, +301.2)^*	Ref	+324.9 (+121.3, +528.4)^*	+215.8 (+64.4, +367.1)^*	Ref
IgG2	+233.7 (+175.4, +292)^*	+57.2 (−19.2, +133.6)	Ref	+323.0 (+224.0, +422.0)^*	+55.0 (−13.1, +123)	Ref
IgG3	+10.5 (−2.4, +23.5)	+20.8 (+3.0, +38.6)^*	Ref	+36.5 (+3.5, +69.5)^*	+25.2 (+0.5, +50.0)^*	Ref
IgG4	+201.7 (+155.0, +248.4)^*	+2.5 (−49.3, +54.2)	Ref	+280.4 (+202.4, +358.3)^*	+4.1 (−37.7, +46.0)	Ref
	GI Disorder			Infection

	Asian	Black	White	Asian	Black	White

No. of Patients (N, %)	29 (3.7%)	60 (7.7%)	694 (88.6%)	36 (2.3%)	80 (5.1%)	1449 (92.6%)

IgG	+136.8 (−49.6, +323.3)	+445.2 (+313.4, +577.0)^*	Ref	+222.0 (+62.2, +381.7)^*	+598.1 (+491.6, +704.6)^*	Ref
IgG1	+108.6 (−25.6, +242.8)	+322.8 (+223.8, +421.9)^*	Ref	+124.4 (+16.4, +232.4)^*	+475.9 (+394.1, +557.7)^*	Ref
IgG2	+130.8 (+67, +194.6)^*	+101.8 (+58.1, +145.5)^*	Ref	+130.9 (+78.4, +183.5)^*	+65.0 (+28.6, +101.3)^*	Ref
IgG3	+15.2 (−13.2, +43.7)	+16.5 (−3.3, +36.4)	Ref	+16.7 (−3.3, +36.7)	+69.8 (+49.6, +90.0)^*	Ref
IgG4	+19.6 (+1.9, +37.3)^*	+14.9 (+2.1, +27.7)^*	Ref	+10.8 (−4.2, +25.8)	+15.4 (+5.0, +25.7)^*	Ref

p < 0.05

^†

Adjusted for age and sex but data not presented