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Table 14 Pearson correlations between the gut microbiota, fecal SCFAs, serum parameters and sow performance

From: Inclusion of purified dietary fiber during gestation improved the reproductive performance of sows

 StreptococcusTreponema_2Lachnospiraceae_XPB1014_groupTerrisporobacterPrevotellaceae_UCGRomboutsiaPrevotellaceae_NK3B31_groupPhascolarctobacteriumPrevotella_9Prevotella_1Succinivibrio
Acetate,−0.0710.090−0.081−0.0010.2070.0450.167−0.0550.1800.157−0.003
Propionate0.0520.109−0.079−0.1740.156−0.1620.1990.0470.281*0.243*0.079
Butyrate−0.172−0.021− 0.1850.0150.1280.0710.140−0.0830.1810.0870.011
Total SCFA−0.0570.083−0.098−0.0410.192−0.0010.178−0.0360.2120.1750.019
IL-60.0090.1630.491**−0.0490.138−0.1690.0250.1580.2820.2420.067
IL-100.092−0.0030.389*−0.2680.195−0.397*0.0740.2890.303−0.0260.220
TNF-α0.072−0.0020.1300.060−0.1570.145−0.1450.158−0.425*−0.413*− 0.300
IFN-γ−0.1960.134−0.062− 0.0800.062− 0.073−0.057− 0.077−0.1180.2400.070
Total born−0.029−0.015− 0.267*0.0670.1280.050−0.029−0.015− 0.162−0.100− 0.013
Born alive−0.1660.013−0.270*0.0770.1820.0160.055−0.098−0.071− 0.0330.036
Piglet mean BW at birth−0.0260.050−0.2150.0390.0640.0320.212−0.1210.0680.1950.302*
Mean litter weight at birth−0.1010.035−0.313**0.0780.1560.0380.166−0.129−0.0010.1020.203
Stillborn rate0.163−0.0230.008−0.016−0.0760.036−0.0930.106−0.102− 0.072−0.055
Intralitter CV−0.128−0.0020.0770.0250.0290.027−0.137−0.1880.041−0.066− 0.157
Duration of farrowing−0.0590.015−0.1850.008−0.0510.041−0.073− 0.173−0.080− 0.0620.049
  1. * denotes P < 0.05 and ** denotes P < 0.01