Table 1.
Patient characteristics of 36 patients undergoing 46 SRFA sessions of 70 nodules in the octogenarian group and of 36 patients undergoing 67 SRFA sessions of 113 nodules in the control group.
| Patient characteristics | Octogenarian Gr. | Control Gr. |
|---|---|---|
| Age, years (range) | 81.5 (80–88) | 61.5 (38–79) |
| Sex (female/male), n (%) | 12/24 (33.3/66.7) | 13/23 (36.1/63.9) |
| Tumor type, n (%) | ||
| HCC, n (%) | 18 (50.0) | 16 (44.4) |
| ICC, n (%) | 3 (8.3) | 3 (8.3) |
| Metastasis, n (%) | 15 (41.7) | 17 (47.2) |
| Colorectal, n (%) | 9 (60.0) | 9 (60.0) |
| Other, n (%) | 6 (40.0) | 6 (40.0) |
| Concomitant disease, n (%) | 34 (94.4) | 22 (61.1) |
| Cardiovascular, n (%) | 25 (69.4) | 15 (41.7) |
| Hypertension, n (%) | 20 | 12 |
| Hypercholesterolemia, n | 6 | 3 |
| Coronary artery disease, n | 8 | 5 |
| Cardiac insufficiency, n | 5 | 2 |
| Cerebral insult | 5 | 3 |
| Respiratory, n (%) | 3 (8.3) | – |
| COPD, n (%) | 3 | – |
| Asthma, n (%) | – | – |
| Metabolic, n (%) | 17 (47.2) | 6 (16.7) |
| Diabetes, n | 12 | 4 |
| Thyroid disease, n | 6 | 4 |
| Cirrhosis, n (%) | 12 (33.3) | 12 (33.3) |
| Child A, n (%) | 10 (91.7) | 10 (91.7) |
| Child B, n (%) | 2 (8.3) | 2 (8.3) |
| Child C, n (%) | – | – |
| Renal failure, n (%) | 7 (19.4) | 2 (5.5) |
| Secondary tumor, n (%) | 6 (16.7) | 3 (8.3) |
| Charlson comorbidity index, median (range) | 9.5 (6–16) | 6 (2–13) |
| Tumor size, median | 2.7 cm (1.5–9 cm) | 2.5 cm (1.5–11 cm) |
| Tumor number at begin, median (range) | 1 (1–5) | 1 (1–4) |
| Total treated tumors, median (range) | 1.5 (1–5) | 2 (1–14) |
| Ablations per patient, median (range) | 1 (1–3) | 1 (1–5) |
SRFA, stereotactic radiofrequency ablation; HCC, hepatocellular carcinoma; ICC, intrahepatic cholangiocarcinoma; Child, Child Pugh Score; Gr., group.