Novel management indications for conservative treatment of chylous ascites after gastric cancer surgery

Table 2 Clinical characteristics differences between the normal and delayed drainage tube removal groups

Subgroup	No. of patients
	Normal (n = 20)	Delayed DT removal (n = 33)
Clamp DT
Yes	7	0
No	13	0
Preoperative HGB, g/L
≤ 130	12	15
> 130	8	18
Preoperative ALB, g/L
≤ 41	9	17
> 41	11	16
Maximum drainage, mL
≤ 540	13	13
> 540	7	20
Postoperative intake1, d
≤ 3	10	17
> 3	10	16
CA onset time, d
≤ 7	15	16
> 7	5	17
Antibiotic usage, d
≤ 5	12	16
> 5	8	17
Postoperative infection
Yes	8	12
No	12	21
AJCC stage
Early	8	13
Advanced	12	20
LN dissection
D1	6	2
D2+	14	31
Age, yr
≤ 60	8	15
> 60	12	18
Gender
Male	15	26
Female	5	7

¹Time of oral feeding after gastric surgery.

HGB: Hemoglobin; ALB: Albumin; AJCC: American Joint Committee on Cancer; LN: Lymph node; DT: Drainage tube; CA: Chylous ascites.