Table 3 Comparison of SABR using a linear accelerator or CyberKnife for metastatic lung tumors
Author | A radiation device | No. of patients | 2-year local control | 2-year OS | Grade ≥ 3 toxicity |
|---|---|---|---|---|---|
Wang et al [3]. | CK | 95 | 90.6% | 61.3% | Grade 3 radiation pneumonitis, 3.2% |
Sharma et al [4]. | CK | 206 | 85% | 63% | Grade 3 dyspnea, 1.5%; Grade chest paint, 0.5% |
Brown et al [17]. | CK | 35 | 71% | Grade 3–4 pulmonary toxicity, 2.8% | |
Siva et al [16]. A systematic review | Liniac and CK | 334 | 77.9% | 53.7% | Grade ≥ 3 toxicity 4% |
Virbel et al [6]. A systematic review | Liniac and CK | 1191 | 31–93% | 40–85% | NA |
Present study | CK | 73 | 89.1% | 71.3% | Grade 3 radiation pneumonitis, 1.4% |