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Table 1 50 Patient characteristics

From: Benefit of dosimetry distribution for patients with multiple brain metastases from non-small cell lung cancer by a Cyberknife stereotactic radiosurgery (SRS) system

  Number (%)
Age (years)
 Age ≥ 60 27 (54.0%)
 Age<60 23 (46.0%)
Sex
 Male 28 (56.0%)
 Female 22 (44.0%)
KPS score
 KPS ≥ 70 24 (48.0%)
 KPS < 70 26 (52.0%)
Location of tumor
 Cerebral hemisphere 66 (57.9%)
 Cerebellum 48 (42.1%)
Tumor number
 2 39 (78.0%)
 3 8 (16.0%)
 4 3 (6.0%)
Tumor volume
 <1 cc 23 (20.2%)
 1–5 cc 84 (73.7%)
 5–10 cc 7 (6.1%)
Tumor diameter
 <1 cm 26 (22.8%)
 1–3 cm 77 (67.5%)
 >3 cm 11 (9.6%)
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