Ocular surface microbiota in patients with varying degrees of dry eye severity/Experiment 2
From BugSigDB
Needs review
Subjects
- Location of subjects
- China
- Host species Species from which microbiome was sampled. Contact us to have more species added.
- Homo sapiens
- Body site Anatomical site where microbial samples were extracted from according to the Uber Anatomy Ontology
- Tear film Precorneal film,Tear film,tear film
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Dry eye syndrome dry eye,Dry Eye Syndrome,dry eye syndrome,Dry Eye Syndromes,dry eye(s),eye(s), dry,KCS,Keraconjunctivitis sicca,Keratoconjunctivitis Sicca,Keratoconjunctivitis sicca,keratoconjunctivitis sicca,Keratoconjunctivitis sicca (disorder),sicca, keratoconjunctivitis,Tear film insufficiency,tear film insufficiency,Dry eye syndrome
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Control and moderate-to-severe dry eye
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Mild Dry Eye
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Tear Film Breakup Time less than 2 sec and Tear Film Breakup Time >/=5 sec
- Group 0 sample size Number of subjects in the control (unexposed) group
- 143
- Group 1 sample size Number of subjects in the case (exposed) group
- 56
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- Within 3 months excluded
Lab analysis
- Sequencing type
- 16S
- 16S variable region One or more hypervariable region(s) of the bacterial 16S gene
- V3-V4
- Sequencing platform Manufacturer and experimental platform used for quantifying microbial abundance
- Illumina
Statistical Analysis
- Statistical test
- LEfSe
- Significance threshold p-value or FDR threshold used for differential abundance testing (if any)
- 0.05
- LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
- 2.92
Signature 1
Needs review
Source: Figure 3a
Description: Linear Discriminant Analysis of the three groups
Abundance in Group 1: increased abundance in Mild Dry Eye
Revision editor(s): Mary Bearkland
Signature 2
Needs review
Source: Figure 3a
Description: Linear Discriminant Analysis of the three groups
Abundance in Group 1: decreased abundance in Mild Dry Eye
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Revision editor(s): Mary Bearkland
