New strategy during complicated open appendectomy: Convert open operation to laparoscopy

Table 1 Patient characteristics for the open appendectomy converted to laparoscopy and lengthened-incision appendectomy groups

Variable	OACL group(n = 59)	LIA group(n = 155)	P value
Age, yr, mean ± SD	29.6 ± 14.2	30.1 ± 16.7	NS
Sex, female/male, n	32/27	75/80	NS
WBC counts (× 109/L), mean ± SD	14.8 ± 4.2	13.9 ± 3.4	NS
C reactive peptide, U/L, mean ± SD	18.8 ± 3.9	20.1 ± 4.5	NS
Localized abdominal tenderness n (%)	48 (81.4)	119 (76.8)	NS
Preoperative scale of pain (range 1-10), mean ± SD	2.9 ± 1.5	2.7 ± 1.8	NS

OACL: Open appendectomy converted to laparoscopy; LIA: Lengthened-incision appendectomy; WBC: White blood cell.