Table 1.

Reasons of multistage surgery

	Gestational age	Birth weight	1st surgery	2nd surgery	Reason of multistage surgery
1	28w5d	1140 g	Drainage	None	Severe adhesion
2	Unknown	1140 g	Drainage	Intestine resection with anastomosis	Severe adhesion
3	25w3d	411 g	Drainage	Ileostomy	Poor general condition
4	35w1d	2451 g	Ileostomy	Stoma closure	Massive intestine necrosis
5	31w5d	1772 g	Ileostomy	Stoma closure	Necrotic color change