Pathogen (Strains) Pathogen (Strains) Male (37) Female (45) χ2 P value
Gram-stain (82) Positive (21) 14 (37.8) 7 (15.6) 5.292 0.021a
Negative (61) 23 (62.2) 38 (84.4)
Escherichia coli (42) Positive 13(35.1) 29 (64.4) 6.981 0.008a
Negative 24 (64.9) 16 (35.6)
Klebsiella pneumoniae (15) Positive 9 (24.3) 6(13.3) 1.641 0.200a
Negative 28 (75.7) 39 (86.7)
Streptococcus (10) Positive 7 (18.9) 3 (6.7) - 0.089b
Negative 30 (81.1) 42 (93.3)
Staphylococcus (9) Positive 5(13.5) 4 (8.9) - 0.725b
Negative 32 (86.5) 41 (91.1)
Other bacteria (6) Positive 3 (8.1) 3 (6.7) - 1.000b
Negative 34(91.9) 42 (93.3)