28 January 2026 : Clinical Research
Institutional and Regional Variations in Access to Clinical Trials and Next-Generation Sequencing in Turkish Oncology Centers
Halil Göksel Güzel
ABCDEF 1*, Arif Hakan Önder ABDEF 1, Yusuf İlhan BD 2, Onur Yazdan Balçık BD 3, Banu Öztürk ABEF 1
DOI: 10.12659/MSM.951027
Med Sci Monit 2026; 32:e951027
Table 1 Characteristics of the survey participant medical oncologists and hospitals.
| GHI-based hospitals (n=63) | Private hospitals (n=23) | Metropolitan hospitals (n=33) | Hospitals in other cities (n=53) | |
|---|---|---|---|---|
| Fellowship resident | 16 (25.4) | 1 (4.3) | 8 (24.2) | 9 (17.0) |
| Oncology specialist | 18 (28.6) | 9 (39.1) | 6 (18.2) | 21 (39.6) |
| Academician | 29 (46.0) | 13 (56.5) | 19 (57.6) | 23 (43.4) |
| , median years (range) | 5 (1–32) | 10 (3–40) | 8 (1–40) | 6 (1–25) |
| 1–3 | 34 (54.0) | 13 (56.5) | 9 (27.3) | 38 (71.7) |
| 4–6 | 13 (20.6) | 8 (34.8) | 11 (33.3) | 10 (18.9) |
| 7–10 | 10 (15.9) | 1 (4.3) | 8 (24.2) | 3 (5.7) |
| >10 | 6 (9.5) | 1 (4.3) | 5 (15.2) | 2 (3.8) |
| 1 Center | 8 (12.7) | 0 (0.0) | 0 (0.0) | 8 (15.1) |
| 1–3 Centers | 21 (33.3) | 2 (8.7) | 0 (0.0) | 23 (43.4) |
| 4–6 Centers | 18 (28.6) | 4 (17.4) | 5 (15.2) | 17 (32.1) |
| 7–10 Centers | 3 (4.8) | 7 (30.4) | 5 (15.1) | 5 (9.4) |
| >10 Centers | 13 (20.6) | 10 (43.5) | 23 (69.7) | 0 (0.0) |
| 15–100 | 17 (27.0) | 18 (78.2) | 12 (36.3) | 23 (43.3) |
| >100 | 46 (73.0) | 5 (21.7) | 21 (63.7) | 30 (56.6) |
| GHI – general health insurance. | ||||