Table 7.

Statistical analysis of the correlation between postoperative outcomes and the potential risk factors.

Factors/p valve	BL > 150 mL	HS > 18 days	Carcinogenesis	Bile leakage	Choledocholithiasis	Cholangitis	PC	SR
Age at diagnosis (years)	0.400	0.303	0.002	0.002	0.376	0.524	0.592	0.247
Gender (female)	0.470	0.553	0.457	0.562	0.813	0.516	0.305	1.000
CCC type	0.384	0.296	0.967	0.996	0.873	0.292	0.343	0.937
Length of Y (cm)	0.249	0.429	0.425	0.885	0.151	0.735	0.643	0.424
Diameter of the CIA	0.092	0.343	0.097	0.987	0.040	0.002	0.000	0.387
Operative approaches	0.088	0.889	0.823	0.010	0.644	0.175	0.169	0.649

BL: blood loss, HS: hospital stay, PC: postoperative complication, SR: surgical re-excision, CCC: congenital choledochal cyst, CIA: cholangio-intestinal anastomosis, operative approaches include open, laparoscopic, and laparoscopic converted to open.