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Table 1 Patient characteristics (n = 238)

From: Analyses of distribution and dosimetry of brain metastases in small cell lung cancer with relation to the neural stem cell regions: feasibility of sparing the hippocampus in prophylactic cranial irradiation

 

Number (%)

Age

  > 60y

126 (52.9%)

  ≤ 60y

112 (47.1%)

Gender

 Male

213 (89.5%)

 Female

25 (10.5%)

Smoking status

 Smoker or former smoker

201 (84.5%)

 Nonsmoker

37 (15.5%)

RPA

 I

46 (19.3%)

 II

178 (74.8%)

 III

14 (5.9%)

Total number of intracranial metastases

 Oligometastatic

150 (63.0%)

 Non-oligometastatic

88 (37.0%)

Therapy processes

 BMs identified at diagnosis

97 (40.8%)

 BMs identified during or after treatments

141 (59.2%)

Symptoms

 Symptomatic BMs

65 (27.3%)

 Asymptomatic BMs

173 (72.7%)

  1. RPA recursive partitioning analysis, BMs brain metastases