Table 3B:

Spearman correlations between abundance of selected gut microbiota and dry eye indices among controls

	DEQ-5	OSDI	TBUT	Schirmer	Corneal Staining
Genus
Veillonella
rho=	0.39	0.20	−0.08	0.14	−0.25
p=	0.09	0.40	0.74	0.56	0.28
Species
Lactobacillus salivarius
rho=	−0.20	0.37	0.36	0.33	−0.22
p=	0.41	0.10	0.13	0.16	0.35
Bifidobacterium animalis
rho=	−0.05	0.22	0.38	0.31	−0.43
p=	0.85	0.36	0.10	0.19	0.06
Prevotella stercorea
rho=	−0.27	0.23	0.20	0.75	−0.39
p=	0.25	0.32	0.41	< 0.0001 ***	0.09
Fusobacterium varium
rho=	−0.26	−0.05	−0.15	−0.06	0.28
p=	0.26	0.83	0.51	0.82	0.23

Abbreviation: DEQ5, Dry Eye Questionnaire 5, OSDI, ocular surface disease index, TBUT, tear break up time, Schirmer, Schirmer score, Stain, corneal staining

^*p < 0.05,

^**p < 0.01,

^***p < 0.001