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Table 2 Congruence between PCR-ribotyping and MLVAs for grouping analysis of 142 C. difficile isolates

From: Comparison of PCR ribotyping and multilocus variable-number tandem-repeat analysis (MLVA) for improved detection of Clostridium difficile

Methodsa

No. partitions

Simpson's ID b

Congruence C

95% CId

Ribotyping

47

0.957

1.000

 

MLVA40

136

0.999

0.026

(0.185-0.354)

MLVA39

131

0.998

0.081

(0.000-0.172)

MLVA38

114

0.994

0.229

(0.099-0.362)

MLVA37

88

0.979

0.631

(0.487-0.789)

MLVA36

64

0.965

0.892

(0.822-0.969)

MLVA35

53

0.96

0.958

(0.918-1.000)

MLVA34

47

0.959

0.973

(0.932-1.000)

MLVA12

45

0.957

0.989

(0.973-1.000)

MLVA10

45

0.957

0.989

(0.973-1.000)

MLVA8

41

0.949

0.902

(0.823-0.968)

  1. a MLVA40: C6cd, CDR4, CDR49, CDR9, CDR60, CDR48, cd7, cd5, cd6, CDR59, cd25, F3cd, H9cd, cd12, cd22, cd27, cd31, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd42, cd2, cd40, cd9, cd18, cd36, cd33, cd13, cd354, cd24, cd34, cd32, cd21, cd38.
  2. MLVA39: CDR4, CDR49, CDR9, CDR60, CDR48, cd7, cd5, cd6, CDR59, cd25, F3cd, H9cd, cd12, cd22, cd27, cd31, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd42, cd2, cd40, cd9, cd18, cd36, cd33, cd13, cd354, cd24, cd34, cd32, cd21, cd38
  3. MLVA38: CDR49, CDR9, CDR60, CDR48, cd7, cd5, cd6, CDR59, cd25, F3cd, H9cd, cd12, cd22, cd27, cd31, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd42, cd2, cd40, cd9, cd18, cd36, cd33, cd13, cd354, cd24, cd34, cd32, cd21, cd38
  4. MLVA37: CDR9, CDR60, CDR48, cd7, cd5, cd6, CDR59, cd25, F3cd, H9cd, cd12, cd22, cd27, cd31, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd42, cd2, cd40, cd9, cd18, cd36, cd33, cd13, cd354, cd24, cd34, cd32, cd21, cd38
  5. MLVA36: CDR60, CDR48, cd7, cd5, cd6, CDR59, cd25, F3cd, H9cd, cd12, cd22, cd27, cd31, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd42, cd2, cd40, cd9, cd18, cd36, cd33, cd13, cd354, cd24, cd34, cd32, cd21, cd38
  6. MLVA35: CDR48, cd7, cd5, cd6, CDR59, cd25, F3cd, H9cd, cd12, cd22, cd27, cd31, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd42, cd2, cd40, cd9, cd18, cd36, cd33, cd13, cd354, cd24, cd34, cd32, cd21, cd38
  7. MLVA34: cd5, cd6, cd7, cd12, cd22, cd25, cd27, cd31, F3cd, H9cd, CDR59, cd10, cd41, cd29, cd23, cd17, cd15, cd30, cd14, cd4, cd2, cd42, cd40, cd9, cd18, cd36, cd33, cd13, cd35, cd24, cd34, cd32, cd38, cd21.
  8. MLVA12: cd5, cd6, cd7, cd12, cd22, cd23, cd25, cd27, cd31, F3cd, H9cd, CDR59.
  9. MLVA10: cd5, cd6, cd7, cd12, cd22, cd27, cd31, F3cd, H9cd, CDR59.
  10. MLVA8: cd5, cd6, cd7, cd12, cd27, F3cd, H9cd, CDR59.
  11. b Simpson's allelic diversity.
  12. c Adjusted Rand's coefficient.
  13. d 95% CI, 95% confidence interval of ongruence.
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