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Table 3 The Prediction performance using logistic regression for each microbiota

From: 16S rRNA sequencing analysis of the oral and fecal microbiota in colorectal cancer positives versus colorectal cancer negatives in Iranian population

 

Variables

AUC (95% CI)

Cut-off

SE (95% CI)

SP (95% CI)

PPV (95% CI)

NPV (95% CI)

Accuracy (95% CI)

Saliva

Neisseriaceae

0.57 (0.38, 0.76)

0.61943

0.61 (0.39, 0.80)

0.67 (0.38, 0.88)

0.74 (0.47, 0.88)

0.53 (0.31, 0.81)

0.61 (0.43, 0.76)

 

Prevotellaceae

0.59 (0.41, 0.78)

0.66244

0.48 (0.27, 0.69)

0.80 (0.52, 0.96)

0.79 (0.50, 0.90)

0.50 (0.29, 0.85)

0.58 (0.41, 0.74)

 

Streptococcaceae

0.64 (0.44, 0.83)

0.56746

0.87 (0.66, 0.97)

0.53 (0.27, 0.79)

0.74 (0.48, 0.94)

0.73 (0.44, 0.90)

0.71 (0.54, 0.85)

 

Veillonellaceae

0.54 (0.35, 0.73)

0.60961

0.26 (0.10, 0.48)

0.93 (0.68, 1.00)

0.86 (0.48, 0.94)

0.45 (0.21, 0.97)

0.50 (0.33, 0.67)

 

Unclassified at family level

0.70 (0.53, 0.87)

0.60513

0.61 (0.39, 0.80)

0.87 (0.60, 0.98)

0.88 (0.61, 0.95)

0.59 (0.37, 0.93)

0.71 (0.54, 0.85)

 

Pasteurellaceae

0.55 (0.35, 0.75)

0.63407

0.65 (0.43, 0.84)

0.53 (0.27, 0.79)

0.68 (0.40, 0.85)

0.50 (0.28, 0.76)

0.53 (0.36, 0.69)

 

Porphyromonadaceae

0.74 (0.58, 0.90)

0.60168

0.57 (0.34, 0.77)

0.80 (0.52, 0.96)

0.81 (0.54, 0.92)

0.55 (0.33, 0.87)

0.61 (0.43, 0.76)

 

Firmicutes

0.61 (0.42, 0.80)

0.57158

0.78 (0.56, 0.93)

0.53 (0.27, 0.79)

0.72 (0.45, 0.90)

0.62 (0.36, 0.84)

0.68 (0.51, 0.82)

 

Proteobacteria

0.60 (0.41, 0.78)

0.62610

0.65 (0.43, 0.84)

0.60 (0.32, 0.84)

0.71 (0.44, 0.87)

0.53 (0.31, 0.79)

0.63 (0.46, 0.78)

 

Bacteroidetes

0.60 (0.41, 0.78)

0.62585

0.57 (0.34, 0.77)

0.73 (0.45, 0.92)

0.76 (0.49, 0.89)

0.52 (0.31, 0.83)

0.63 (0.46, 0.78)

 

Actinobacteria

0.66 (0.48, 0.84)

0.65617

0.52 (0.31, 0.73)

0.93 (0.68, 1.00)

0.92 (0.65, 0.97)

0.56 (0.34, 0.98)

0.68 (0.51, 0.82)

 

Fusobacteria

0.73 (0.57, 0.89)

0.64114

0.65 (0.43, 0.84)

0.80 (0.52, 0.96)

0.83 (0.57, 0.93)

0.60 (0.37, 0.89)

0.68 (0.51, 0.82)

 

Unclassified at phylum level

0.64 (0.47, 0.82)

0.62979

0.57 (0.34, 0.77)

0.80 (0.52, 0.96)

0.81 (0.54, 0.92)

0.55 (0.33, 0.87)

0.63 (0.46, 0.78)

 

Verrucomicrobia

0.44 (0.24, 0.64)

0.58570

0.91 (0.72, 0.99)

0.20 (0.04, 0.48)

0.64 (0.24, 0.94)

0.60 (0.27, 0.85)

0.61 (0.43, 0.76)

 

Cyanobacteria

0.45 (0.26, 0.64)

0.61070

0.13 (0.03, 0.34)

1.00 (0.78, 1.00)

1.00 (0.42, 1.00)

0.43 (0.12, 1.00)

0.47 (0.31, 0.64)

 

Spirochaetes

0.45 (0.25, 0.65)

0.57570

1.00 (0.85, 1.00)

0.20 (0.04, 0.48)

0.66 (0.26, 1.00)

1.00 (0.43, 1.00)

0.58 (0.41, 0.74)

 

Unclassified at species level

0.52 (0.33, 0.71)

0.61704

0.43 (0.23, 0.66)

0.80 (0.52, 0.96)

0.77 (0.47, 0.89)

0.48 (0.27, 0.84)

0.55 (0.38, 0.71)

 

Neisseria mucosa

0.61 (0.43, 0.79)

0.62068

0.57 (0.34, 0.77)

0.80 (0.52, 0.96)

0.81 (0.54, 0.92)

0.55 (0.33, 0.87)

0.58 (0.41, 0.74)

 

Prevotella melaninogenica

0.66 (0.48, 0.85)

0.58381

0.70 (0.47, 0.87)

0.60 (0.32, 0.84)

0.73 (0.46, 0.88)

0.56 (0.33, 0.81)

0.66 (0.49, 0.80)

 

Veillonella atypica

0.49 (0.29, 0.69)

0.59292

0.91 (0.72, 0.99)

0.27 (0.08, 0.55)

0.66 (0.31, 0.94)

0.67 (0.33, 0.87)

0.63 (0.46, 0.78)

 

Veillonella dispar

0.56 (0.37, 0.75)

0.59037

0.52 (0.31, 0.73)

0.67 (0.38, 0.88)

0.71 (0.43, 0.86)

0.48 (0.27, 0.77)

0.53 (0.36, 0.69)

 

Streptococcus tigurinus

0.67 (0.49, 0.86)

0.69117

0.52 (0.31, 0.73)

0.87 (0.60, 0.98)

0.86 (0.58, 0.94)

0.54 (0.32, 0.92)

0.63 (0.46, 0.78)

 

Streptococcus pseudopneumoniae

0.67 (0.49, 0.84)

0.72796

0.30 (0.13, 0.53)

1.00 (0.78, 1.00)

1.00 (0.63, 1.00)

0.48 (0.25, 1.00)

0.53 (0.36, 0.69)

 

Streptococcus infantis

0.74 (0.57, 0.90)

0.73146

0.61 (0.39, 0.80)

0.87 (0.60, 0.98)

0.88 (0.61, 0.95)

0.59 (0.37, 0.93)

0.71 (0.54, 0.85)

Stool

Prevotellaceae

0.45 (0.24, 0.66)

0.59528

1.00 (0.86, 1.00)

0.21 (0.05, 0.51)

0.69 (0.29, 1.00)

1.00 (0.43, 1.00)

0.72 (0.55, 0.85)

 

Lachnospiraceae

0.70 (0.50, 0.89)

0.60186

0.88 (0.69, 0.97)

0.57 (0.29, 0.82)

0.79 (0.53, 0.95)

0.73 (0.44, 0.90)

0.77 (0.61, 0.89)

 

Ruminococcaceae

0.48 (0.26, 0.69)

0.63412

0.80 (0.59, 0.93)

0.43 (0.18, 0.71)

0.71 (0.42, 0.90)

0.55 (0.30, 0.80)

0.67 (0.50, 0.81)

 

Bacteroidaceae

0.54 (0.34, 0.73)

0.67614

0.28 (0.12, 0.49)

0.93 (0.66, 1.00)

0.88 (0.51, 0.95)

0.42 (0.20, 0.97)

0.51 (0.35, 0.68)

 

Unclassified at family level

0.53 (0.34, 0.72)

0.64502

0.52 (0.31, 0.72)

0.64 (0.35, 0.87)

0.72 (0.44, 0.86)

0.43 (0.24, 0.74)

0.56 (0.40, 0.72)

 

Enterobacteriaceae

0.60 (0.42, 0.79)

0.68041

0.40 (0.21, 0.61)

0.86 (0.57, 0.98)

0.83 (0.53, 0.92)

0.44 (0.24, 0.88)

0.56 (0.40, 0.72)

 

Clostridiaceae

0.57 (0.37, 0.77)

0.63297

0.72 (0.51, 0.88)

0.50 (0.23, 0.77)

0.72 (0.43, 0.88)

0.50 (0.28, 0.77)

0.64 (0.47, 0.79)

 

Flavobacteriaceae

0.54 (0.34, 0.73)

0.65106

0.44 (0.24, 0.65)

0.79 (0.49, 0.95)

0.79 (0.49, 0.90)

0.44 (0.24, 0.81)

0.44 (0.28, 0.60)

 

Alcaligenaceae

0.57 (0.39, 0.76)

0.95574

0.36 (0.18, 0.57)

1.00 (0.77, 1.00)

1.00 (0.68, 1.00)

0.47 (0.25, 1.00)

0.49 (0.32, 0.65)

 

Porphyromonadaceae

0.52 (0.33, 0.70)

0.68017

0.32 (0.15, 0.54)

0.93 (0.66, 1.00)

0.89 (0.55, 0.95)

0.43 (0.22, 0.97)

0.54 (0.37, 0.70)

 

Veillonellaceae

0.60 (0.40, 0.81)

0.63125

0.84 (0.64, 0.95)

0.43 (0.18, 0.71)

0.72 (0.43, 0.91)

0.60 (0.34, 0.83)

0.69 (0.52, 0.83)

 

Bacteroidetes

0.58 (0.39, 0.77)

0.68012

0.40 (0.21, 0.61)

0.79 (0.49, 0.95)

0.77 (0.47, 0.89)

0.42 (0.23, 0.80)

0.51 (0.35, 0.68)

 

Firmicutes

0.53 (0.33, 0.74)

0.63277

0.92 (0.74, 0.99)

0.29 (0.08, 0.58)

0.70 (0.34, 0.95)

0.67 (0.33, 0.87)

0.67 (0.50, 0.81)

 

Proteobacteria

0.69 (0.50, 0.88)

0.57792

0.80 (0.59, 0.93)

0.64 (0.35, 0.87)

0.80 (0.55, 0.93)

0.64 (0.40, 0.87)

0.72 (0.55, 0.85)

 

Unclassified at phylum level

0.51 (0.31, 0.71)

0.63133

0.80 (0.59, 0.93)

0.36 (0.13, 0.65)

0.69 (0.37, 0.88)

0.50 (0.27, 0.77)

0.64 (0.47, 0.79)

 

Actinobacteria

0.47 (0.28, 0.66)

0.70535

0.12 (0.03, 0.31)

1.00 (0.77, 1.00)

1.00 (0.42, 1.00)

0.39 (0.11, 1.00)

0.41 (0.26, 0.58)

 

Nitrospirae

0.64 (0.44, 0.84)

0.56291

1.00 (0.86, 1.00)

0.29 (0.08, 0.58)

0.71 (0.36, 1.00)

1.00 (0.50, 1.00)

0.74 (0.58, 0.87)

 

Cyanobacteria

0.44 (0.24, 0.63)

0.68098

0.12 (0.03, 0.31)

1.00 (0.77, 1.00)

1.00 (0.42, 1.00)

0.39 (0.11, 1.00)

0.44 (0.28, 0.60)

 

Chloroflexi

0.60 (0.42, 0.79)

0.59631

0.64 (0.43, 0.82)

0.64 (0.35, 0.87)

0.76 (0.49, 0.89)

0.50 (0.29, 0.79)

0.62 (0.45, 0.77)

 

Verrucomicrobia

0.48 (0.28, 0.68)

0.64675

0.68 (0.46, 0.85)

0.43 (0.18, 0.71)

0.68 (0.38, 0.85)

0.43 (0.23, 0.71)

0.59 (0.42, 0.74)

 

Unclassified at species level

0.55 (0.34, 0.75)

0.64183

0.60 (0.39, 0.79)

0.64 (0.35, 0.87)

0.75 (0.47, 0.88)

0.47 (0.27, 0.77)

0.59 (0.42, 0.74)

 

Prevotella copri

0.46 (0.26, 0.67)

0.61832

1.00 (0.86, 1.00)

0.07 (0.00, 0.34)

0.66 (0.04, 1.00)

1.00 (0.20, 1.00)

0.64 (0.47, 0.79)

 

Bacteroides vulgatus

0.55 (0.35, 0.76)

0.64071

0.56 (0.35, 0.76)

0.64 (0.35, 0.87)

0.74 (0.46, 0.87)

0.45 (0.26, 0.76)

0.56 (0.40, 0.72)

 

Escherichia albertii

0.64 (0.45, 0.83)

0.55030

0.80 (0.59, 0.93)

0.50 (0.23, 0.77)

0.74 (0.46, 0.91)

0.58 (0.34, 0.82)

0.67 (0.50, 0.81)

 

Bacteroides fragilis

0.56 (0.36, 0.76)

0.66099

0.48 (0.28, 0.69)

0.79 (0.49, 0.95)

0.80 (0.51, 0.90)

0.46 (0.26, 0.83)

0.51 (0.35, 0.68)

  1. Higher than 0.7 for AUCs were selected and bolded