Table 4 : Relationship between development of SSI and operation
related characteristics.


  Development of SSI

  Yes (%) No (%) X2 P-value

Types of operation

Major 31 (16.4) 158 (83.6) 2.135 0.149
Minor 0 (0.0) 11 (100.0) -- --

Wound class

Clean 12 (11.7) 91 (88.3) 11.621 0.009
Clean/contaminated 11 (14.1) 67 (85.9) -- --
Contaminated 4 (40.0) 6 (60.0) -- --
Dirty 4 (44.4) 5 (55.6) -- --

Premorbid status of patient

Yes 13 (20.0) 52 (80.0) 20.979 0.007
No 18 (13.3) 117 (86.7) -- --

Cadre of surgeons

Consultant 9 (17.0) 44 (83.0) 0.644 0.725
Senior registrar 22 (15.3) 122 (84.7) -- --
Registrar 0 (0.0) 3 (100.0) -- --
Total
31 (15.5) 169 (84.5) -- --

Nnaji et al.Family Practice Reports  2014 1:2DOI : 10.7243/2056-5690-1-2