Table 3: Hernia data.

Seroma group No seroma group P value

Position of the hernia0.079

 Right (%)12 (48)114 (58)

 Left (%)13 (52)83 (42)

 Total25197

Type of hernia0.87

  Primary (%)19 (76)16 (8)

 Recurrent (%)6 (24)181 (92)

  Total25197

Hernia anatomy0.67

 Indirect (%)14 (56)122 (62)

 Direct (%)9 (36)50 (25)

 Femoral (%)1 (4)15 (7)

 Other (%)1 (4)10 (5)

 Total25197

Strangulated hernia (%)3 (12)6 (3)0.036

Size of hernia0.022

 small (≦3cm) (%)21 (84)188 (95)

 Large (>3cm) (%)4 (16)9 (5)

  Total25197

Statistically significant