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Table 6 Evaluation of motor power preoperatively and throughout the postoperative follow-up period

From: Surgical management of chronic subdural hematomas through single-burr hole craniostomy: is it sufficient?

  Prea,b,c 1 day postd,e 1 week postf 1 month post
N Percentage (%) N Percentage (%) N Percentage (%) N Percentage (%)
Motor weaknessg
 None 14 46.7 15 50.0 21 70.0 24 80.0
 Grade 1 2 6.7 2 6.7 1 3.3 1 3.3
 Grade 2 4 13.3 1 3.3 0 0.0 0 0.0
 Grade 3 5 16.7 4 13.3 2 6.7 0 0.0
 Grade 4 5 16.7 8 26.7 6 20.0 2 6.7
  1. Pre, preoperatively; Post, postoperatively; N, number of patients
  2. a,b,cPre vs. 1 day p = 0.21; pre vs. 1 week p = 0.11; pre vs. 1 month p = 0.004, respectively
  3. d,e1 day vs. 1 week p = 0.104; 1 day vs. 1 month p = 0.002, respectively
  4. f1 week vs. 1 month p = 0.028
  5. gWilcoxon signed ranks test