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. 2015 Jan 15;8(1):155–163.

Table 2.

Comparison of perioperative characteristics between drainage and excision

Surgical approach P

Aspiration (n = 23) Excision (n = 22)
Gender (n)
    Male 20 14
    Female 3 8
Age (years)
    Mean ± SD 40.17 ± 9.16 45.00 ± 16.86
    Range 7-67 12-72
Postoperative hospital stay (days)
    Mean ± SD 15.30 ± 9.16 14.10 ± 8.28 0.937
    Range 8-42 7-36
Postoperative antibiotic duration (days)
    Mean ± SD 22.74 ± 5.80 18.68 ± 5.58 0.021
    Range 18-42 14-36
Postoperative neurological recovery time (days)
    Mean ± SD 2.63 ± 3.50 2.00 ± 1.88 0.436
    Range 1-15 1-6
Intraoperative blood loss (mL)
    Mean ± SD 22.26 ± 20.66 265.45 ± 221.18 0.000
    Range 5-100 100-1200
Operative duration (minutes)
    Mean ± SD 43.17 ± 10.24 175.64 ± 30.23 0.000
    Range 30-60 125-234
Length of incision (cm)
    Mean ± SD 2.91 ± 0.67 18.41 ± 5.70 0.000
    Range 2-4 8-23
Postoperative fever (n) 3 8 0.069
Repeat surgery (n) 1 0
Mortality (n) 0 0

P-value of < 0.05 was considered to be significant.