Table 3.

Comparisons of relative abundance of gut bacteria at the level of species in obesity and control groups.

Species	Obesity (Q1, Q3)	Obesity IQR	Control (Q1, Q3)	Control IQR	P-value	FDR
Species show higher relative abundance in obesity group than in control group
Bacteroides_ plebeius	2.414 (0.006, 10.656)	10.651	0 (0, 0.038)	0.039	0.000	0.000
Parasutterella_ excrementihominis	0.185 (0.015, 1.316)	1.302	0.010 (0, 0.114)	0.114	0.002	0.020
Parabacteroides_ distasonis	0.522 (0.116, 0.921)	0.804	0.123 (0.013, 0.328)	0.314	0.002	0.019
Bilophila_ wadsworthia	0.058 (0.004, 0.252)	0.248	0 (0, 0.077)	0.078	0.005	0.037
Clostridium_ symbiosum	0.074 (0.027, 0.144)	0.117	0.017 (0, 0.054)	0.054	0.000	0.001
Megamonas_ funiformis	0 (0, 0.061)	0.061	0 (0, 0)	0.000	0.005	0.037
Allisonella_ histaminiformans	0 (0, 0.044)	0.044	0 (0, 0)	0.000	0.000	0.004
Prevotella_ stercorea	0 (0, 0.018)	0.018	0 (0, 0)	0.000	0.004	0.036
Oxalobacter_ formigenes	0 (0, 0.003)	0.003	0 (0, 0)	0.000	0.004	0.034
Species show higher relative abundance in control than in obesity group
Faecalibacterium_ prausnitzii	2.750 (1.134, 5.363)	4.229	6.745 (2.999, 11.682)	8.683	0.001	0.008
Bacteroides_ thetaiotaomicron	0.517 (0.084, 1.300)	1.216	1.404 (0.329, 2.710)	2.381	0.003	0.030
Blautia_wexlerae	0.139 (0.068, 0.264)	0.196	1.115 (0.380, 4.340)	3.960	0.000	0.000
Bacteroides_fragilis	0.049 (0.005, 0.599)	0.595	0.464 (0.103, 2.552)	2.449	0.002	0.024
Blautia_luti	0.022 (0.009, 0.063)	0.054	0.292 (0.068, 0.765)	0.697	0.000	0.000
Anaerostipes_ butyraticus	0.045 (0.016, 0.193)	0.177	0.234 (0.089, 1.340)	1.251	0.000	0.004
Streptococcus_ salivarius	0.050 (0.011, 0.167)	0.156	0.128 (0.047, 0.285)	0.238	0.002	0.023
Bacteroides_ ovatus	0.007 (0, 0.039)	0.039	0.086 (0.005, 1.806)	1.802	0.000	0.008
Clostridium_ leptum	0 (0, 0.004)	0.004	0.012 (0, 0.069)	0.070	0.000	0.004
Erysipelatoclostridium_ ramosum	0 (0, 0)	0.000	0.005 (0, 0.117)	0.118	0.000	0.000
Lactonifactor_ longoviformis	0 (0, 0.004)	0.004	0.004 (0, 0.023)	0.023	0.000	0.007
Solobacterium_ moorei	0 (0, 0)	0.000	0.003 (0, 0.021)	0.021	0.000	0.000
Akkermansia_ muciniphila	0 (0, 0)	0.000	0 (0, 0.040)	0.040	0.006	0.044
Enterococcus_ cecorum	0 (0, 0)	0.000	0 (0, 0.008)	0.008	0.000	0.006
Clostridium_ sporosphaeroides	0 (0, 0)	0.000	0 (0, 0.006)	0.007	0.001	0.013
Anaerostipes_ caccae	0 (0, 0)	0.000	0 (0, 0.004)	0.004	0.003	0.025
Streptococcus_ constellatus	0 (0, 0)	0.000	0 (0, 0.003)	0.004	0.000	0.002
Eubacterium_ sulci	0 (0, 0)	0.000	0 (0, 0.003)	0.004	0.000	0.003
Gordonibacter_ pamelaeae	0(0, 0)	0.000	0(0, 0)	0	0.001	0.013
Alloprevotella_ rava	0(0, 0)	0.000	0(0, 0)	0	0.003	0.030
Unclassified
Unclassified	14.543 (10.487, 20.586)	10.099	22.158 (13.915, 31.185)	17.270	0.002	0.019

Data are present as median (quartile Q1, Q3) and interquartile range (IQR = Q3–Q1).