Level of hospitalization

TOTAL

P-value

Category 1

Category 2

Category 3

Presence of SSI

p = 0.02

YES

0.0% (0)

17.6% (6)

39.5% (45)

33.6% (51)

NO

100% (4)

82.4% (28)

60.5% (69)

66.4% (101)

TOTAL

100% (4)

100% (34)

100% (114)

100% (152)