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Table 1 The age, operative data, and the perioperative GCS and KPS

From: Brain tumor surgery in the elderly: a single institution experience of short-term outcome—a retrospective case study

  Age (years) GCS KPS pre Operative time Complaint duration Blood loss KPS post Post GCS
Mean 68.29 13.81 58.06 4.26 10.81 590.32 70.00 14.03
N 31 31 31 31 31 31 31 31
SD 4.228 2.344 21.513 0.815 11.867 262.177 27.325 2.415
Median 68.00 15.00 60.00 4.00 5.00 600.00 80.00 15.00
Minimum 62 5 10 3 1 100 10 5
Maximum 85 15 90 6 40 1000 100 15
  1. Values are expressed as mean ± SD
  2. KPS Karnofsky Performance Scale, N number, SD standard deviation, GCS: Glasgow Coma Scale