Figure 1

Schematic of the analysis pipeline. Participants (n = 777) from the KSH cohort were included in the final analysis and were divided into four subgroups, ISNF (n = 449), ISFL (n = 162), IRNF (n = 38), and IRFL (n = 128). ASV: amplicon sequence variants; HOMA-IR: homeostatic model assessment of insulin resistance index; IR: insulin resistant; KSH cohort: Kangbuk Samsung Hospital cohort.