Biliary drainage after laparoscopic choledochotomy

Table 1 Clinical and demographic details of the patients

	mTCBD1	T-tube
n	30	52
Age range(yr)	28-77	26-82
Male:female	12: 18	17: 35
Jaundice	12	16
Acute cholecystitis	9	13
Acute pancreatitis	3	5
Known CBD stone (s)	16	37
Suspected CBD stone (s)	11	13
Dilated CBD (≥ 9 mm)	18	35
Biliary surgery	2	3

¹Modified transcystic biliary decompression.

Table 2 Comparison of clinical outcome between two groups

	mTCBD	T-tube	t or χ2 (z)	P
Operative time (min)	178	173	-0.469	0.6402
Output of bile (mL/24 h)	306	409	2.118	0.0372
Postoperative stay(d)	5.4-61	4.4-61	(-2.060)	0.0394
Drain removal (d)	5.4-51	29.22-321	(-7.560)	0.0004
Complications (%)	0	11.5	5.736	0.0173
Retained stones (%)	3.3	13.5	2.574	0.1093
Convert to open (%)	6.5	3.8	0.315	0.5753

¹Median, 25%-75% quartile rang;

²t-test;

³χ² test with Likelihood Ratio;

⁴Mann-Whitney test.

Table 3 Retained stones in T-tube group

	n(%)
Known stones	5 (9.6)
Instrument problems	2
Intrahepatic stones	2
Multiple stones	1
Unexpected stones	2 (3.8)
Total	7 (13.5)

Table 4 Complications and problems of biliary drainage

	T-tube	mTCBD
Complications
n	6 (11.5%)	0
Drain in situ
Leak around drain	1	0
Stricture	1	0
Drain pulled out	1	0
Drain removed	3 (5.8%)
Bile collection	2	0
Bile peritonitis	1	0
Problems
n	3 (5.8%)	2 (6.7%)
Drain out	2	2
Dislocation	1	0