Genetic links between atopy, allergy, and alopecia areata: insights from a Mendelian randomization study

Table 2 Sensitivity analysis of the causal association between atopy and the risk of AA

Exposure	Outcome	Cochran Q test		MR-Egger		MR-PRESSO (global test)
		Q value	p value	Intercept	p value	RSSobs	p value
Hay fever	AA	155.07	0.17	− 4.22E−03	0.77	157.34	0.16
Eczema	AA	112.20	0.02	6.88E−03	0.75	114.84	0.02
Asthma	AA	133.78	0.15	− 0.01	0.38	136.16	0.16
Pollen allergy	AA	145.93	0.11	− 8.33E−03	0.58	149.20	0.10
Dust allergy	AA	132.83	0.37	− 7.27E−03	0.61	135.05	0.37
Cat allergy	AA	166.04	0.08	− 0.01	0.30	168.37	0.10

“Dust allergy” means allergy to dust mites
AA alopecia areata, MR Mendelian randomization, MR-PRESSO MR-Pleiotropy Residual Sum and Outlier (MR-PRESSO)

ISSN: 1710-1492