Ultrasound-Guided Percutaneous Transhepatic Gallbladder Drainage Improves the Prognosis of Patients with Severe Acute Cholecystitis

Table 3

Comparison of postoperative clinical indicators among the four groups.

Variables	PTGD (n = 14)	LC (n = 12)	OC (n = 8)	CT (n = 6)	P value
Duration of abdominal pain (h)	18.03 ± 3.02	22.48 ± 3.32	28.46 ± 3.96	31.70 ± 5.94	<0.001
Recovery time of WBC (d)	3.21 ± 0.40	4.00 ± 1.00	5.54 ± 2.01	7.00 ± 2.20	<0.001
Operation duration (h)	58.31 ± 10.09	66.07 ± 12.12	71.65 ± 14	83.58 ± 23.12	0.005
Extubation time (h)	2.10 ± 0.40	2.59 ± 0.59	2.98 ± 1.01	4.18 ± 1.49	<0.001
Length of hospital stay (d)	2.99 ± 1.31	3.99 ± 1.1.51	5.99 ± 2	8.07 ± 2.98	<0.001

Note: vs. CT group; PTGD, percutaneous transhepatic gallbladder drainage; LC, laparoscopic cholecystectomy; OC: open cholecystostomy; CT, conventional conservative treatment; WBC, white blood cell count.