BioMed Research International / 2017 / Article / Tab 3

Research Article

High Prevalence of Leptotrichia amnionii, Atopobium vaginae, Sneathia sanguinegens, and Factor 1 Microbes and Association of Spontaneous Abortion among Korean Women

Table 3

Factor loadings determined by principal component analysis.

BacteriaFactor 1Factor 2Factor 3Factor 4Factor 5Factor 6Factor 7

AY959069_s0.404−0.007−0.006−0.0080.002−0.055−0.062
Lactobacillus fornicalis−0.133−0.04−0.0320.639−0.09−0.07−0.06
AY958888_s0.613−0.013−0.0310.011−0.02−0.052−0.005
Leptotrichia amnionii0.4−0.0070.293−0.051−0.060.124−0.082
AY959109s0.741−0.009−0.0330.0030.0110.0260.021
Prevotella timonensis0.4140.00770.01−0.0280.0190.062−0.068
Prevotella amnii0.5280.02420.050.047−0.010.103−0.032
AY958940_s0.6310.00430.0320.029−0.030.046−0.018
Megasphaera0.711−0.022−0.042−0.026−0.05−0.066−0.006
AY9590230.612−0.011−0.0260.016−0.03−0.114−0.009
P003395_s0.525−0.009−0.0530.038−0.02−0.1430.023
DQ666092_s0.215−0.020.006−0.041−0.07−0.0390.067
Sneathia_sanguinegens0.208−0.002−8−0.002−0.010.027−0.032
AY995258_s0.158−0.0030.0160.016−0.02−0.030.026
Escherichia coli−0.0390.9649−0.012−0.004−0.08−0.056−0.01
Streptococcus anginosus−0.0180.55550.0130.0110.3280.083−0.02
Escherichia fergusonii−0.0360.9649−0.011−5−0.08−0.055−0.011
Peptostreptococcus anaerobius−0.032−0.0060.9860.011−0.01−0.045−0.008
Peptoniphilus indolicus−0.025−0.0030.9870.009−0.01−0.044−0.012
Pseudomonas trivialis−0.094−0.027−0.027−0.156−0.070.016−0.01
Lactobacillus psittaci−0.13−0.034−0.0340.773−0.11−0.05−0.003
Lactobacillus jensenii−0.115−0.008−0.0280.7−0.06−0.0250.004
Mycoplasma hominis−0.0250.10320.0030.0290.580.0860.066
Lactobacillus gasseri−0.04−0.061−0.009−0.0270.649−0.071−0.062
Lactobacillus acidophilus−0.0250.025−0.0010.0190.7740.049−0.086
Aerococcus christensenii−0.072−0.008−0.022−0.0580.040.330.123
Dialister micraerophilus0.1460.01470.0140.048−00.822−0.025
Staphylococcus epidermidis−0.06−0.01−0.008−0.012−0.010.277−0.027
Enterococcus faecalis−0.066−0.003−0.0050.037−0.050.704−0.068
Lactobacillus iners−0.192−0.105−0.073−0.452−0.26−0.102−0.209
Lactobacillus crispatus−0.298−0.062−0.0760.183−0.06−0.28−0.415
Atopobium vaginae0.259−0.03−0.0210.192−0.070.1460.334
Prevotella bivia−0.031−0.015−0.0240.0410.1820.0220.312
Lactobacillus vaginalis−0.191−0.058−0.0560.325−0.04−0.225−0.375
Gardnerella vaginalis−0.076−0.02−0.011−0.0120.032−0.1320.719
Ureaplasma parvum−0.077−0.013−0.016−0.010.519−0.0690.147
Streptococcus agalactiae−0.084−0.012−0.015−0.062−0.030.0990.143
Prevotella denticola−0.066−0.008−0.001−0.009−0.07−0.1260.61
Ureaplasma urealyticum−0.046−0.008−0.004−0.021−0.030.0050.037
Pseudomonas cedrina−0.043−0.011−0.001−0.06−0.02−0.0180.034
Microbacterium hydrocarbonoxydan−0.05−0.016−0.0110.093−0.05−0.022−0.007
Streptococcus pseudopneumoniae−0.0740.0159−0.012−0.0780.0510.0110.093
Lactobacillus johnsonii−0.048−0.008−0.007−0.0590.078−0.028−0.002
Microbacterium ginsengisoli−0.037−0.006−0.005−0.045−0.02−0.0070.01
Streptococcus salivarius−0.0490.0005−0.008−0.056−0.02−0.0120.022

Principal component analysis was performed for all 45 microbial species. A total of seven factors showing an eigenvalue > 1.5 were identified, and the factor-loading values of 45 species in each factor were calculated. − means negative correlation.

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