Genotype

H. influenzae n = 88 (%)

H. haemolyticus n = 109 (%)

PR^{a}

P value^{c}


lic1 copy number
    
0

7 (8.0)

63 (57.8)

0.14

< .0001

1

74 (84.0)

46 (42.2)

2.18

< .0001

2

7 (8.0)

0 (0)^{b}

ND

.0031

single licD alleles
    
licD_{
I
}

40 (45.5)

1 (0.92)

49.5

< .0001

licD_{
III
}

14 (15.9)

23 (21.1)

0.75

.6647

licD_{
IV
}

20 (22.7)

23 (21.1)

1.07

.3536

dual licD alleles
    
licD_{
IV
}licD_{
III
}

4 (4.5)

0 (0)

ND

.0383

licD_{
I
}licD_{
III
}

1 (1.1)

0 (0)

ND

.4467

licD_{
I
}licD_{
IV
}

1 (1.1)

0 (0)

ND

.4467

licD_{
I
}licD_{
I
}

1 (1.1)

0 (0)

ND

.4467

 ^{a} Prevalence ratios (PR) were calculated for H. influenzae using H. haemolyticus as the referent group.
 ^{b} Logit, 0.5 used in place of 0 for PR and statistical calculations.
 ^{c} P < 0.05 is considered statistically significant using χ^{2} analysis.