Table 1.
Features of patients treated with MWA and RFA ablation.
| Patients n = 251 |
MWA n = 81 |
RFA n = 170 |
p Value |
|---|---|---|---|
| Age, median years (IQR) | 67 (57–73) | 63 (56–72) | 0.584 |
| Sex, M/F (M%) | 62/19 (76.5) | 118/52 (69.4) | 0.294 |
| BMI, median Kg/m2 (IQR) | 25.2 (22.5–28.1) | 25.7 (23.4–28.3) | 0.618 |
| Smoke habit, n (%) | |||
| • Ex smokers | 32 (39.5) | 49 (28.8) | 0.262 |
| • Active smokers | 25 (30.9) | 59 (34.7) | |
| Alcohol intake, n (%) | |||
| • Ex alcoholic | 45 (55.6) | 80 (47.1) | 0.407 |
| • Active alcoholics | 12 (14.8) | 27 (15.5) | |
| Child-Pugh Score, n (%) | |||
| • A | 71 (87.7) | 148 (87.1) | 1.000 |
| • B | 10 (12.3) | 22 (12.9) | |
| Albumin, median g/dL (IQR) | 4 (3.5–4.3) | 3.7 (3.3–4.2) | <0.050 |
| AFP, median ng/mL (IQR) | 6.3 (3.6–25.2) | 9.5 (4–23) | 0.657 |
| Ascites, n (%) | 9 (11.1) | 22 (12.9) | 0.838 |
| Number of patients with 1 or 2 or 3 treated nodules, n (%) | |||
| • 1 nodule | 62 (76.5) | 127 (74.7) | 0.511 |
| • 2 nodules | 13 (16) | 35 (20.6) | |
| • 3 nodules | 6 (7.4) | 8 (4.7) | |
| Follow up time, median years (IQR) | 1.7 (0.9–3.2) | 2.9 (1.6–4.3) | <0.001 |
| LT, n (%) | 18 (22.2) | 36 (21.2) | 0.870 |
MWA = microwave ablation; RFA = radiofrequency ablation; IQR = interquartile range; M = male; F = female; BMI = body mass index; AFP = alfa-fetoprotein; LT = liver transplantation.