Table 1 Patient characteristics
From: Linear accelerator-based stereotactic radiosurgery in 140 brain metastases from malignant melanoma
Patient characteristics | % | [n] |
|---|---|---|
Gender | ||
ᅟMale | 55 | 46 |
ᅟFemale | 45 | 38 |
Age at initial SRS | ||
ᅟMedian 56 years (range, 19–94) | ||
Clark level | ||
ᅟII | 2 | 2 |
ᅟIII | 5 | 4 |
ᅟIV | 44 | 37 |
ᅟV | 4 | 3 |
ᅟn. a. | 45 | 38 |
Histopathology | ||
ᅟALM | 5 | 4 |
ᅟAMM | 5 | 4 |
ᅟNM | 18 | 15 |
ᅟSSM | 21 | 18 |
ᅟn. a. | 52 | 43 |
Extracerebral tumor control | ||
ᅟUncontrolled | 52 | 44 |
ᅟControlled | 48 | 40 |
RPA class | ||
ᅟ1 | 11 | 9 |
ᅟ2 | 87 | 73 |
ᅟ3 | 2 | 2 |
DS-GPA score | ||
ᅟ2 | 15 | 13 |
ᅟ3 | 43 | 36 |
ᅟ4 | 42 | 35 |
Symptomatic before SRS | ||
ᅟNo | 67 | 56 |
ᅟYes | 33 | 28 |
Number of BM at initial SRS | ||
ᅟ1 | 58 | 49 |
ᅟ2–3 | 37 | 31 |
ᅟ≥4 | 5 | 4 |
Size of BM | ||
ᅟMedian 12 mm (range, 2–36 mm) | ||
Localization of BM at initial SRS | ||
ᅟInfratentorial | 8 | 7 |
ᅟSupratentorial | 85 | 71 |
ᅟBoth | 7 | 6 |