Table 5 The frequency distribution of patients according to risk factors associated with complications of pyogenic odontogenic infection (n = 130)

Age groups

≤35 years

11

84

4.5 (1.8-11.4)

>35 years

13

22

0.001

Sex

Female

11

51

1.10 (0.5-2.7)

Male

13

55

0.840

Trismus

Yes

20

52

5.2 (1.7-16.2)

No

4

54

0.002

Spaces^a

Multiple

17

40

5.4 (1.8-15.7)

Single

5

63

0.001

Respiratory distress

Yes

17

5

49.1 (14.0 – 172.5)

No

7

101

<0.001

Hospital admission

Yes

17

7

34.3 (10.7-110.4)

No

7

99

<0.001

Bacterial culture

Positive

14

65

1.1 (0.5-2.8)

Negative

10

41

0.787

Nature of infection^b

Polymicrobial

3

5

0.3 (0.1-1.5)

Monomicrobial

11

60

0.145

Fever on presentation

Yes

20

42

7.6 (2.4-23.9)

No

4

64

<0.001

Origin of the infection^c

Mandible

20

65

3.1 (0.9-11.2)

Maxilla

3

30

0.076

HIV sero status

Positive

8

27

0.7 (0.3-1.8)

Negative

16

79

0.433