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Table 1 16S sequencing profile comparison between V12 and V34

From: Benchmark of 16S rRNA gene amplicon sequencing using Japanese gut microbiome data from the V1–V2 and V3–V4 primer sets

Regions V12 V34
  250 bp, PE 300 bp, PE
Participants 192 192
Total reads No. 8,532,874 9,066,173
Reads / Sample 44,442 47,220
Merged reads / sample qI: 44,145 (99.3 %) qI: 46,730 (99.0 %)
qII: 36,639 (82.4 %) qII: 32,843 (69.6 %)
Analyzable reads / sample qI: 40,508 (91.0 %) qI: 37,611 (79.6 %)
qII: 35,609 (80.0 %) qII: 31,014 (66.0 %)