TABLE 2.

Salivary microbiota 16S rRNA gene high-throughput sequencing data summary.

Characteristics	IR (n = 30)	INR (n = 34)	P-value
Sobs index#	268.93 ± 45.29	262.79 ± 40.93	0.716
Shannon index#	3.56 ± 0.27	3.50 ± 0.29	0.471
Simpson index#	0.06 ± 0.02	0.07 ± 0.02	0.245
ACE#	306.14 ± 49.96	295.87 ± 44.66	0.497
Chao 1 index#	310.13 ± 54.65	301.49 ± 48.64	0.568
Good’s coverage (%)#	99.85 ± 0.04	99.84 ± 0.03	0.404

^#Indicate the diversity and richness was calculated after the reads number of each sample were equalized. IR: immunological responders; INR: immunological non-responders.