Table 2. Efficacy and complications of cryoablation versus surgical resection.

	Percutaneous cryoablation (n = 15)	Surgical resection (n = 53)	p-value
Days of hospitalization	6.87 ±  2.85 (3–12)	11.37 ±  4.91 (3–30)	0.001
Blood loss (ml)	2.27 ±  1.28 (2–5)	133.43 ±  306.00 (5–1700)	0.003
Anesthesia method
Percutaneous local anesthesia	14	0
General anesthesia	1	38
Epidural anesthesia	0	15
Technical success
Yes	15	53
No	0	0
Pre-procedure VAS score (range)	6.33 ±  1.54 (3–8)	6.41 ±  1.00 (4–8)
Post-procedure VAS score (range) (<1 month)	0.73 ±  0.70 (0–2)	0.78 ±  0.63 (0–2)
Post-procedure VAS score (range) (>1 years)	0.13 ±  0.35 (0–1)	0.02 ±  0.14 (0–1)
Follow-up duration (months) (range)
Recurrences
Yes	0	1
No	15	52
Complications
Major	0	3
Minor	3	28
None	12	22
Clinical success
Yes	15	52
No	0	1