Table 2.
Oncology outcomes of the included studies
| Author year | TS (cm) | TL (R/L) | PP (Pn/Tn) | PM (n) | PR (n) | FT (Month) |
|---|---|---|---|---|---|---|
| Tiberio-2008a | 4.0 (2.2-6.0) | 8/5 | 13/13 | 0 | 0 | 18 |
| Tiberio-2008b | 4.1 (2.5-6.0) | 5/4 | 9/9 | 0 | 0 | 18 |
| Inabnet-2000a | 4.1±1.2 | 8/3 | 11/11 | 0 | 0 | 37 (26-51) |
| Inabnet-2000b | 4.6±1.2 | 3/8 | 11/11 | 0 | 0 | 52 (27-72) |
| Kim-2004a | 5.2 ± 2.0 | 9/6 | 15/15 | 0 | NR | 22 |
| Kim-2004b | 6.4 ± 2.6 | 5/4 | 9/9 | 0 | NR | 36 |
| Zhu-2019a | 7.76± 2.02 | 29/15 | NR | 0 | NR | 40.9 (9.5, 102.5) |
| Zhu-2019b | 7.92± 1.98 | 28/16 | NR | 0 | NR | 70.8 (4.0, 117.5) |
| Bai-2019a | 7.8 (7.0-8.6) | 34/30 | NR | 0 | 3 | 36 |
| Bai-2019b | 8.2 (7.0-10.0) | 30/34 | NR | 2 | 1 | 65 |
| Sprung-2000a | NR | NR | 14/14 | 0 | NR | NR |
| Sprung-2000b | NR | NR | 20/20 | 0 | NR | NR |
| Tanaka-2000a | 3.5 (3.0-5.0) | NR | NR | 0 | NR | NR |
| Tanaka-2000b | 4.1 (2.3-6.2) | 2/4 | NR | 0 | NR | NR |
| Lang-2008a | 4.5 ± 2.0 | 25/28 | 53/53 | 0 | 0 | 5-36 |
| Lang-2008b | 4.9 ± 2.6 | 27/23 | 53/53 | 0 | 0 | 5-36 |
| Edwin-2001a | 6.0 (3.0-11.0) | 1/5 | 6/6 | 0 | NR | NR |
| Edwin-2001b | 6.0 (2.7–8.0) | 4/4 | 8/8 | 0 | NR | NR |
| Wang-2011a | 4.06 ± 1.47 | 10/16 | NR | 0 | 0 | 25 (20-40) |
| Wang-2011b | 5.61 ± 2.74 | 13/10 | NR | 0 | 0 | 25 (20-40) |
| Davies-2004a | NR | 3/9 | 11/11 | 0 | NR | NR |
| Davies-2004b | NR | 5/7 | 12/12 | 0 | NR | NR |
| Kazaryan-2004a | 6.4 ± 2.6 | 3/6 | 9/9 | 0 | NR | NR |
| Kazaryan-2004b | 5.6 ± 1.9 | 10/12 | 22/22 | 0 | NR | NR |
| Song-2012a | 1.5-4.0 | 11/12 | 23/23 | 0 | 0 | 6-48 |
| Song-2012b | 2.0-5.5 | 11/14 | 25/25 | 0 | 0 | 6-48 |
| Barband-2008a | 3.8±0.77 | 6/4 | NR | 0 | NR | NR |
| Barband-2008b | 5.8±3.1 | NR | NR | 0 | NR | NR |
FT Follow-up time, L Left, NR Not reported, PM Perioperative mortality, Pn The number of pheochromocytomas, PR Postoperative recurrence, PP Postoperative pathology, R Right, TL Tumor laterality, Tn The number of patients, TS Tumor size
aPatients in this group underwent laparoscopic surgery
bPatients in this group underwent open surgery