Differences in the gut Firmicutes to Bacteroidetes ratio across age groups in healthy Ukrainian population

BMC Microbiology

Table 1 Median values and 25/75 percentiles of main microbiota phyla across age groups (mixed sexes)

Age group, years	n	Firmicutes		Bacteroidetes		F/B ratio		Actinobacteria		Others
Age group, years	n	Median	IQR	Median	IQR	Median	IQR	Median	IQR	Median	IQR
0–9	153	33.32	22.31–47.12	47.96	35.96–59.18	0.69	0.39–1.32	5.65	4.06–10.29	8.96	5.76–14.06
10–19	93	41.17	22.94–53.16	38.83	25.68–56.21	1.07	0.42–2.06	7.58	4.87–11.28	8.66	6.28–12.7
20–29	256	38.25	26.41–51.04	43.0	28.20–57.55	0.9	0.48–1.8	6.70	4.34–10.66	9.59	5.75–13.83
30–39	451	44.17^a	29.19–56.21	36.6^a	21.12–52.0	1.2^a	0.59–2.62	7.23	4.61–11.77	9.71	5.91–13.22
40–49	321	44.96^a	28.72–56.63	37.69^a	21.06–51.85	1.14^a	0.50–2.81	7.64^a	5.20–12.43	8.93	4.96–12.6
50–59	190	43.66^a	29.62–57.9	35.65^a	19.51–53.63	1.17^a	0.56–2.73	7.53	4.57–11.69	9.64	5.64–14.55
60–69	67	47.12^a	35.24–61.41	31.6^a	20.22–48.53	1.42^a	0.73–2.78	7.71	4.60–11.54	9.25	4.96–12.52

IQR Interquartile range
^a Significant difference from the reference group (0–9 yrs) at p < 0.01, by Kruskal-Wallis ANOVA followed by post-hoc Dunn’s test for multiple comparisons

ISSN: 1471-2180